Reliable Heating, Plumbing, Electrical, And Cooling Solutions For Grafton | Thielmann Heating And Cooling

Reliable Heating, Plumbing, Electrical, and Cooling Solutions for Grafton

Thielmann - Slinger - Install 27

Your home deserves the best care when it comes to comfort, safety, and performance. Thielmann Heating, Cooling, and Plumbing is proud to serve Grafton with a full suite of professional services. Our team is dedicated to providing reliable and efficient solutions tailored to your unique needs, ensuring your home operates smoothly in every season. If you need a home service company you can trust, give Theilmann a call at (262) 299-6197 or contact our team online. 

Comprehensive Plumbing Services in Grafton

A well-functioning plumbing system is crucial for your home’s comfort and hygiene. We offer a wide range of plumbing services designed to keep your home’s water system flowing, including:

  • Water Heater Services: Whether you need installation, repair, or maintenance, we handle both tank and tankless water heaters to keep your hot water flowing. Our Grafton plumbers can help you choose the most energy-efficient option for your household’s needs.
  • Pipe Repairs and Leak Detection: Protect your home from water damage with our efficient pipe repairs and state-of-the-art leak detection services. We locate hidden leaks quickly, preventing structural damage and reducing water waste.
  • Fixture Installations: Upgrade your kitchen or bathroom with new faucets, sinks, and garbage disposals installed by our skilled technicians. Whether you’re remodeling or simply replacing outdated fixtures, we ensure proper installation for lasting performance.
  • Sump Pump Solutions: Avoid basement flooding with our reliable sump pump installations and repairs. We also offer backup pump options to provide peace of mind during heavy rains or power outages.
  • Water Quality Systems: Enjoy cleaner, better-tasting water with our advanced filtration and softening systems tailored to your needs. Our solutions address common water issues like hard water, sediment, and contaminants, ensuring safer water for your family.

Grafton Cooling Services to Beat the Summer Heat

When summer arrives in Grafton, maintaining a cool and refreshing home is essential. With our dependable air conditioning solutions, you can beat the heat and enjoy a comfortable indoor environment all season long.

  1. AC Installation and Replacement: We install energy-efficient air conditioning systems from top brands, tailored to your home’s size and needs. Our team helps you select the perfect system for optimal cooling and cost savings.
  2. Air Conditioning Repairs: Our Grafton HVAC technicians quickly diagnose and repair issues to restore your system’s functionality. From refrigerant leaks to malfunctioning compressors, we’ve got you covered.
  3. Ductless Systems: Enjoy personalized comfort with ductless mini-split systems ideal for zoning and additions. These systems are perfect for areas where traditional ductwork isn’t feasible.
  4. Thermostat Upgrades: Improve energy efficiency with smart or programmable thermostats that let you control your system remotely. Smart thermostats also provide insights into your energy usage, helping you reduce costs.
  5. Air Quality Solutions: Enhance your indoor environment with dehumidifiers and air purifiers to reduce allergens and improve comfort. Proper humidity control also helps prevent mold growth and protects your home’s structure.

Heating Services You Can Trust

HVAC Repair Services in Southeast Wisconsin

The harsh winters in Southeastern Wisconsin require heating systems that you can trust. At Thielmann Heating, Cooling, and Plumbing, we specialize in providing tailored solutions to ensure your Grafton home remains warm, comfortable, and safe throughout the season:

Furnace Services

From installation to repairs and maintenance, we ensure your furnace operates as it’s designed to. Regular tune-ups help avoid unexpected breakdowns during the coldest months.

Boiler Installation and Repair

Boilers are excellent for consistent and energy-efficient heating. We specialize in servicing both traditional and modern systems, ensuring reliable performance all winter long.

Heat Pump Solutions

Enjoy year-round comfort with heat pumps that provide both heating and cooling. Our technicians optimize system performance for maximum efficiency and durability.

Routine Maintenance

Regular tune-ups prolong the life of your system and prevent costly breakdowns. Our maintenance plans are designed to keep your system running smoothly and efficiently.

Why Southeastern Wisconsin Chooses Thielmann

Thielmann Heating, Cooling, and Plumbing has earned the trust of our customers through our unwavering commitment to quality and customer satisfaction. Here’s why we’re the preferred choice:

  • Decades of Experience: Our seasoned technicians bring a wealth of knowledge to every service call, ensuring top-notch results.
  • Customer-First Approach: Your satisfaction is our priority, and we go above and beyond to exceed your expectations. From transparent communication to attentive service, we make your experience seamless.
  • Transparent Pricing: We believe in honest, upfront pricing with no hidden fees. You’ll know exactly what to expect before we begin any work.
  • Eco-Friendly Options: We offer sustainable solutions to help reduce your home’s environmental footprint while saving on energy costs. From high-efficiency HVAC systems to water-saving plumbing installations, we help you make greener choices.
  • Cutting-Edge Technology: We stay ahead of the curve with advanced tools and techniques to provide efficient and effective service. Our commitment to innovation ensures the best outcomes for your home.

Schedule Your Service in Grafton Today

Don’t let home service issues disrupt your life. Thielmann Heating, Cooling, and Plumbing is here to provide the expert care you need. Call us today at (262) 299-6197 or contact us online  to schedule your service. Experience the difference of working with Grafton’s trusted home service provider. 

Recent Jobs and Reviews in Grafton, WI

Job Locations and Reviews

Completed estimate for complete HVAC system replacement at residential property. Assessed existing natural gas furnace located in basement mechanical room with associated PVC venting and copper gas line with shutoff valve. Evaluated non-operational York brand air conditioning condenser unit positioned on concrete pad with gravel base against exterior wall. Provided replacement recommendations for both heating and cooling equipment to restore full system functionality.
Completed estimate for complete HVAC system replacement at residential property. Assessed existing natural gas furnace located in basement mechanical room with associated PVC venting and copper gas line with shutoff valve. Evaluated non-operational York brand air conditioning condenser unit positioned on concrete pad with gravel base against exterior wall. Provided replacement recommendations for both heating and cooling equipment to restore full system functionality.
Steven S.
Steven S. Checked in
Completed estimate for complete HVAC system replacement at residential property. Assessed existing natural gas furnace located in basement mechanical room with associated PVC venting and copper gas line with shutoff valve. Evaluated non-operational York brand air conditioning condenser unit positioned on concrete pad with gravel base against exterior wall. Provided replacement recommendations for both heating and cooling equipment to restore full system functionality.
Grafton, WI 53024
Conducted an on-site estimate for complete HVAC system replacement including natural gas furnace located in basement and outdoor air conditioning condenser unit. Both existing units currently operational; evaluated equipment condition, ductwork configuration, and installation requirements to provide comprehensive replacement recommendations.
Conducted an on-site estimate for complete HVAC system replacement including natural gas furnace located in basement and outdoor air conditioning condenser unit. Both existing units currently operational; evaluated equipment condition, ductwork configuration, and installation requirements to provide comprehensive replacement recommendations.
Steven S.
Steven S. Checked in
Conducted an on-site estimate for complete HVAC system replacement including natural gas furnace located in basement and outdoor air conditioning condenser unit. Both existing units currently operational; evaluated equipment condition, ductwork configuration, and installation requirements to provide comprehensive replacement recommendations.
Grafton, WI 53024
Completed comprehensive AC and furnace tune-up on residential HVAC system. Performed standard maintenance procedures including inspection of air handler unit, verification of refrigerant line connections, assessment of condensate drainage system, and temperature differential measurements across ductwork showing 61.88°F reading. System components operating within normal parameters with no immediate repairs required.
Completed comprehensive AC and furnace tune-up on residential HVAC system. Performed standard maintenance procedures including inspection of air handler unit, verification of refrigerant line connections, assessment of condensate drainage system, and temperature differential measurements across ductwork showing 61.88°F reading. System components operating within normal parameters with no immediate repairs required.
Nick K.
Nick K. Checked in
Completed comprehensive AC and furnace tune-up on residential HVAC system. Performed standard maintenance procedures including inspection of air handler unit, verification of refrigerant line connections, assessment of condensate drainage system, and temperature differential measurements across ductwork showing 61.88°F reading. System components operating within normal parameters with no immediate repairs required.
Grafton, WI 53024
Completed routine cooling system maintenance visit as part of recurring membership agreement. Connected digital manifold gauges to outdoor condenser unit to measure system pressures and temperatures, verifying proper refrigerant charge levels and overall system performance. All diagnostic readings were within normal operating parameters, confirming the air conditioning system is functioning correctly for the cooling season.
Completed routine cooling system maintenance visit as part of recurring membership agreement. Connected digital manifold gauges to outdoor condenser unit to measure system pressures and temperatures, verifying proper refrigerant charge levels and overall system performance. All diagnostic readings were within normal operating parameters, confirming the air conditioning system is functioning correctly for the cooling season.
Nick K.
Nick K. Checked in
Completed routine cooling system maintenance visit as part of recurring membership agreement. Connected digital manifold gauges to outdoor condenser unit to measure system pressures and temperatures, verifying proper refrigerant charge levels and overall system performance. All diagnostic readings were within normal operating parameters, confirming the air conditioning system is functioning correctly for the cooling season.
Grafton, WI 53024
Completed full installation of new air conditioning condenser unit and evaporator coil system at residential property. Unit was properly positioned on concrete pad with appropriate clearances from structure, all refrigerant lines connected and insulated, electrical connections completed per manufacturer specifications, and system charged with refrigerant. Performed startup procedures, verified proper operation of compressor and fan motor, checked refrigerant pressures and temperatures using manifold gauges to ensure optimal system performance, and confirmed all connections were secure with no leaks detected.
Completed full installation of new air conditioning condenser unit and evaporator coil system at residential property. Unit was properly positioned on concrete pad with appropriate clearances from structure, all refrigerant lines connected and insulated, electrical connections completed per manufacturer specifications, and system charged with refrigerant. Performed startup procedures, verified proper operation of compressor and fan motor, checked refrigerant pressures and temperatures using manifold gauges to ensure optimal system performance, and confirmed all connections were secure with no leaks detected.
Branden B.
Branden B. Checked in
Completed full installation of new air conditioning condenser unit and evaporator coil system at residential property. Unit was properly positioned on concrete pad with appropriate clearances from structure, all refrigerant lines connected and insulated, electrical connections completed per manufacturer specifications, and system charged with refrigerant. Performed startup procedures, verified proper operation of compressor and fan motor, checked refrigerant pressures and temperatures using manifold gauges to ensure optimal system performance, and confirmed all connections were secure with no leaks detected.
Grafton, WI 53024
Performed blower wheel cleaning on HVAC system. Removed accumulated dust and debris from squirrel cage blower assembly, including all fins and blades, to restore proper airflow and system efficiency.
Performed blower wheel cleaning on HVAC system. Removed accumulated dust and debris from squirrel cage blower assembly, including all fins and blades, to restore proper airflow and system efficiency.
Donovan S.
Donovan S. Checked in
Performed blower wheel cleaning on HVAC system. Removed accumulated dust and debris from squirrel cage blower assembly, including all fins and blades, to restore proper airflow and system efficiency.
Grafton, WI 53024
Conducted comprehensive on-site evaluation for complete HVAC system replacement at residential property. Assessed existing Trane XV80 furnace installation in utility area and outdoor condensing unit to provide estimate for full system upgrade including furnace, air conditioning equipment, and potential ductless mini-split options for enhanced climate control flexibility.
Conducted comprehensive on-site evaluation for complete HVAC system replacement at residential property. Assessed existing Trane XV80 furnace installation in utility area and outdoor condensing unit to provide estimate for full system upgrade including furnace, air conditioning equipment, and potential ductless mini-split options for enhanced climate control flexibility.
Steven S.
Steven S. Checked in
Conducted comprehensive on-site evaluation for complete HVAC system replacement at residential property. Assessed existing Trane XV80 furnace installation in utility area and outdoor condensing unit to provide estimate for full system upgrade including furnace, air conditioning equipment, and potential ductless mini-split options for enhanced climate control flexibility.
Grafton, WI 53024
Completed installation inspection and documentation of Bradford White Defender Safety System tanked water heater in residential basement utility area. Unit properly positioned on concrete foundation with appropriate clearances, connected to copper supply lines and metallic flue venting system extending through ceiling joists. Verified all manufacturer safety labels and informational placards present and legible on exterior tank surface. Documented existing copper piping infrastructure showing age-appropriate patina and corrosion, with connections properly secured at ceiling penetration points with insulation wrapping. Confirmed adequate drainage provisions with collection bucket positioned at base of unit, and noted typical concrete floor staining consistent with normal condensation patterns around water heater installation.
Completed installation inspection and documentation of Bradford White Defender Safety System tanked water heater in residential basement utility area. Unit properly positioned on concrete foundation with appropriate clearances, connected to copper supply lines and metallic flue venting system extending through ceiling joists. Verified all manufacturer safety labels and informational placards present and legible on exterior tank surface. Documented existing copper piping infrastructure showing age-appropriate patina and corrosion, with connections properly secured at ceiling penetration points with insulation wrapping. Confirmed adequate drainage provisions with collection bucket positioned at base of unit, and noted typical concrete floor staining consistent with normal condensation patterns around water heater installation.
Kyle L.
Kyle L. Checked in
Completed installation inspection and documentation of Bradford White Defender Safety System tanked water heater in residential basement utility area. Unit properly positioned on concrete foundation with appropriate clearances, connected to copper supply lines and metallic flue venting system extending through ceiling joists. Verified all manufacturer safety labels and informational placards present and legible on exterior tank surface. Documented existing copper piping infrastructure showing age-appropriate patina and corrosion, with connections properly secured at ceiling penetration points with insulation wrapping. Confirmed adequate drainage provisions with collection bucket positioned at base of unit, and noted typical concrete floor staining consistent with normal condensation patterns around water heater installation.
Grafton, WI 53024
Completed HVAC system assessment in unfinished basement for equipment replacement estimate. Evaluated existing furnace installation, including current white cabinet unit with front ventilation grilles showing age-related wear and discoloration at base. Documented exposed utility infrastructure including white PVC venting system, grey metal ductwork, copper piping with oxidation, black flexible ductwork, and galvanized metal components throughout ceiling joists. Assessed concrete block wall conditions, floor substrate, and clearance requirements for replacement equipment installation in utility space.
Completed HVAC system assessment in unfinished basement for equipment replacement estimate. Evaluated existing furnace installation, including current white cabinet unit with front ventilation grilles showing age-related wear and discoloration at base. Documented exposed utility infrastructure including white PVC venting system, grey metal ductwork, copper piping with oxidation, black flexible ductwork, and galvanized metal components throughout ceiling joists. Assessed concrete block wall conditions, floor substrate, and clearance requirements for replacement equipment installation in utility space.
Bryan P.
Bryan P. Checked in
Completed HVAC system assessment in unfinished basement for equipment replacement estimate. Evaluated existing furnace installation, including current white cabinet unit with front ventilation grilles showing age-related wear and discoloration at base. Documented exposed utility infrastructure including white PVC venting system, grey metal ductwork, copper piping with oxidation, black flexible ductwork, and galvanized metal components throughout ceiling joists. Assessed concrete block wall conditions, floor substrate, and clearance requirements for replacement equipment installation in utility space.
Grafton, WI 53024
Responded to no heat call on residential gas furnace over 10 years old. Upon arrival, removed access panel and performed diagnostic inspection of unit revealing failed ignition control module preventing burner operation. Replaced faulty ignition control board, tested all electrical connections, verified proper voltage supply, and cycled unit through multiple heating cycles to confirm successful ignition sequence and proper burner operation. System restored to full heating capacity with all safety controls functioning within manufacturer specifications.
Responded to no heat call on residential gas furnace over 10 years old. Upon arrival, removed access panel and performed diagnostic inspection of unit revealing failed ignition control module preventing burner operation. Replaced faulty ignition control board, tested all electrical connections, verified proper voltage supply, and cycled unit through multiple heating cycles to confirm successful ignition sequence and proper burner operation. System restored to full heating capacity with all safety controls functioning within manufacturer specifications.
Nicholas H.
Nicholas H. Checked in
Responded to no heat call on residential gas furnace over 10 years old. Upon arrival, removed access panel and performed diagnostic inspection of unit revealing failed ignition control module preventing burner operation. Replaced faulty ignition control board, tested all electrical connections, verified proper voltage supply, and cycled unit through multiple heating cycles to confirm successful ignition sequence and proper burner operation. System restored to full heating capacity with all safety controls functioning within manufacturer specifications.
Grafton, WI 53024
Completed HVAC system replacement including installation of new Lennox outdoor condensing unit positioned on concrete pad with updated landscaping clearance. Interior components include new air handler with integrated Honeywell humidifier system, metallic ductwork with flexible connections, condensate drain piping, and associated electrical controls mounted in utility closet. All equipment installed per manufacturer specifications with proper airflow configuration and drainage connections.
Completed HVAC system replacement including installation of new Lennox outdoor condensing unit positioned on concrete pad with updated landscaping clearance. Interior components include new air handler with integrated Honeywell humidifier system, metallic ductwork with flexible connections, condensate drain piping, and associated electrical controls mounted in utility closet. All equipment installed per manufacturer specifications with proper airflow configuration and drainage connections.
Steven S.
Steven S. Checked in
Completed HVAC system replacement including installation of new Lennox outdoor condensing unit positioned on concrete pad with updated landscaping clearance. Interior components include new air handler with integrated Honeywell humidifier system, metallic ductwork with flexible connections, condensate drain piping, and associated electrical controls mounted in utility closet. All equipment installed per manufacturer specifications with proper airflow configuration and drainage connections.
Grafton, WI 53024
Conducted site assessment for mini split installation in upper-floor bedroom with sloped attic ceilings. Evaluated existing electrical panel capacity and circuit availability in basement utility area to determine compatibility for new mini split system power requirements. Photographed electrical infrastructure including main breaker panel with digital monitoring display and documented bedroom layout, including ceiling configuration, to develop installation plan and equipment placement recommendations for optimal heating and cooling efficiency.
Conducted site assessment for mini split installation in upper-floor bedroom with sloped attic ceilings. Evaluated existing electrical panel capacity and circuit availability in basement utility area to determine compatibility for new mini split system power requirements. Photographed electrical infrastructure including main breaker panel with digital monitoring display and documented bedroom layout, including ceiling configuration, to develop installation plan and equipment placement recommendations for optimal heating and cooling efficiency.
Steven S.
Steven S. Checked in
Conducted site assessment for mini split installation in upper-floor bedroom with sloped attic ceilings. Evaluated existing electrical panel capacity and circuit availability in basement utility area to determine compatibility for new mini split system power requirements. Photographed electrical infrastructure including main breaker panel with digital monitoring display and documented bedroom layout, including ceiling configuration, to develop installation plan and equipment placement recommendations for optimal heating and cooling efficiency.
Grafton, WI 53024
Completed HVAC estimate for replacement of existing outdoor air conditioning system. Assessed current cylindrical condenser unit with protective metal grille installed on concrete pad with proper electrical disconnect and conduit configuration. Evaluated equipment specifications including model E110500357, verified UL and AHRI certifications, and documented existing installation conditions including landscaping clearances, stepping stone access path, and proper unit positioning on level concrete pad for adequate drainage and stability.
Completed HVAC estimate for replacement of existing outdoor air conditioning system. Assessed current cylindrical condenser unit with protective metal grille installed on concrete pad with proper electrical disconnect and conduit configuration. Evaluated equipment specifications including model E110500357, verified UL and AHRI certifications, and documented existing installation conditions including landscaping clearances, stepping stone access path, and proper unit positioning on level concrete pad for adequate drainage and stability.
Steven S.
Steven S. Checked in
Completed HVAC estimate for replacement of existing outdoor air conditioning system. Assessed current cylindrical condenser unit with protective metal grille installed on concrete pad with proper electrical disconnect and conduit configuration. Evaluated equipment specifications including model E110500357, verified UL and AHRI certifications, and documented existing installation conditions including landscaping clearances, stepping stone access path, and proper unit positioning on level concrete pad for adequate drainage and stability.
Grafton, WI 53024
Accessed shower valve assembly through wall opening to address plumbing concerns. Removed deteriorated copper piping showing significant green patina and corrosion from water exposure. Replaced aging valve mechanism and brass fittings with new components. Installed new brushed stainless steel trim plate and valve assembly, ensuring proper alignment and secure mounting. Tested system for proper water flow and verified no leaks present upon completion.
Accessed shower valve assembly through wall opening to address plumbing concerns. Removed deteriorated copper piping showing significant green patina and corrosion from water exposure. Replaced aging valve mechanism and brass fittings with new components. Installed new brushed stainless steel trim plate and valve assembly, ensuring proper alignment and secure mounting. Tested system for proper water flow and verified no leaks present upon completion.
Kyle L.
Kyle L. Checked in
Accessed shower valve assembly through wall opening to address plumbing concerns. Removed deteriorated copper piping showing significant green patina and corrosion from water exposure. Replaced aging valve mechanism and brass fittings with new components. Installed new brushed stainless steel trim plate and valve assembly, ensuring proper alignment and secure mounting. Tested system for proper water flow and verified no leaks present upon completion.
Grafton, WI 53024
Completed comprehensive HVAC tune-up and system diagnostics on residential gas furnace unit. Performed electrical testing using digital multimeter to verify proper voltage and amperage across all components, inspected gas valve assembly and associated wiring connections, and evaluated blower motor operation. All components found operating within manufacturer specifications, and system returned to normal service with no issues identified.
Completed comprehensive HVAC tune-up and system diagnostics on residential gas furnace unit. Performed electrical testing using digital multimeter to verify proper voltage and amperage across all components, inspected gas valve assembly and associated wiring connections, and evaluated blower motor operation. All components found operating within manufacturer specifications, and system returned to normal service with no issues identified.
Nick K.
Nick K. Checked in
Completed comprehensive HVAC tune-up and system diagnostics on residential gas furnace unit. Performed electrical testing using digital multimeter to verify proper voltage and amperage across all components, inspected gas valve assembly and associated wiring connections, and evaluated blower motor operation. All components found operating within manufacturer specifications, and system returned to normal service with no issues identified.
Grafton, WI 53024
Completed plumbing estimate for sewer line system in basement utility area. Inspected existing drainage infrastructure including white PVC vertical and horizontal drain lines with coupling joints, copper pipe transitions with metal clamp connectors, and Sani-Panth sewage ejector pump system mounted on concrete block wall. Evaluated condition of plumbing connections, assessed pump operation and control unit functionality, and documented water staining on walls indicating potential drainage concerns requiring attention in comprehensive sewer line repair or replacement estimate.
Completed plumbing estimate for sewer line system in basement utility area. Inspected existing drainage infrastructure including white PVC vertical and horizontal drain lines with coupling joints, copper pipe transitions with metal clamp connectors, and Sani-Panth sewage ejector pump system mounted on concrete block wall. Evaluated condition of plumbing connections, assessed pump operation and control unit functionality, and documented water staining on walls indicating potential drainage concerns requiring attention in comprehensive sewer line repair or replacement estimate.
Dan E.
Dan E. Checked in
Completed plumbing estimate for sewer line system in basement utility area. Inspected existing drainage infrastructure including white PVC vertical and horizontal drain lines with coupling joints, copper pipe transitions with metal clamp connectors, and Sani-Panth sewage ejector pump system mounted on concrete block wall. Evaluated condition of plumbing connections, assessed pump operation and control unit functionality, and documented water staining on walls indicating potential drainage concerns requiring attention in comprehensive sewer line repair or replacement estimate.
Grafton, WI 53024
Conducted comprehensive assessment of existing HVAC system including Ultra V furnace/air handler unit and associated ductwork infrastructure. Documented current equipment configuration, condensate drain lines, supply ductwork, and mechanical room layout to provide accurate replacement estimate. Evaluated system accessibility, existing utility connections including gas lines and electrical service, and determined optimal replacement approach for new equipment installation while maintaining proper clearances and code compliance.
Conducted comprehensive assessment of existing HVAC system including Ultra V furnace/air handler unit and associated ductwork infrastructure. Documented current equipment configuration, condensate drain lines, supply ductwork, and mechanical room layout to provide accurate replacement estimate. Evaluated system accessibility, existing utility connections including gas lines and electrical service, and determined optimal replacement approach for new equipment installation while maintaining proper clearances and code compliance.
Jason G.
Jason G. Checked in
Conducted comprehensive assessment of existing HVAC system including Ultra V furnace/air handler unit and associated ductwork infrastructure. Documented current equipment configuration, condensate drain lines, supply ductwork, and mechanical room layout to provide accurate replacement estimate. Evaluated system accessibility, existing utility connections including gas lines and electrical service, and determined optimal replacement approach for new equipment installation while maintaining proper clearances and code compliance.
Grafton, WI 53024
Completed installation of new outdoor A/C condenser unit and evaporator coil system at residential property. Connected refrigerant lines, installed equipment on pad, performed system startup with manifold gauge testing to verify proper refrigerant charge and operating pressures, and ensured all electrical connections and condensate drainage were functioning correctly.
Completed installation of new outdoor A/C condenser unit and evaporator coil system at residential property. Connected refrigerant lines, installed equipment on pad, performed system startup with manifold gauge testing to verify proper refrigerant charge and operating pressures, and ensured all electrical connections and condensate drainage were functioning correctly.
Branden B.
Branden B. Checked in
Completed installation of new outdoor A/C condenser unit and evaporator coil system at residential property. Connected refrigerant lines, installed equipment on pad, performed system startup with manifold gauge testing to verify proper refrigerant charge and operating pressures, and ensured all electrical connections and condensate drainage were functioning correctly.
Grafton, WI 53024
# HVAC System Estimate - Equipment Replacement

Conducted comprehensive evaluation of existing residential HVAC system for replacement estimate. Assessed current Carrier brand forced-air furnace installation located in basement mechanical room, including examination of white PVC venting configuration, refrigerant line routing, and electrical service connections. Documented existing equipment specifications and installation conditions including concrete block foundation walls, exposed structural framing, and utility room layout constraints.

Evaluated exterior Carrier condensing unit positioned against home's foundation, noting current mounting location, electrical disconnect placement, and refrigerant line penetrations through exterior wall. Assessed site conditions including ground-level installation pad, clearance requirements, and existing PVC conduit routing. Examined condition of outdoor unit including cabinet integrity, coil accessibility, and fan grille protection.

Documented m
# HVAC System Estimate - Equipment Replacement

Conducted comprehensive evaluation of existing residential HVAC system for replacement estimate. Assessed current Carrier brand forced-air furnace installation located in basement mechanical room, including examination of white PVC venting configuration, refrigerant line routing, and electrical service connections. Documented existing equipment specifications and installation conditions including concrete block foundation walls, exposed structural framing, and utility room layout constraints.

Evaluated exterior Carrier condensing unit positioned against home's foundation, noting current mounting location, electrical disconnect placement, and refrigerant line penetrations through exterior wall. Assessed site conditions including ground-level installation pad, clearance requirements, and existing PVC conduit routing. Examined condition of outdoor unit including cabinet integrity, coil accessibility, and fan grille protection.

Documented m
Jason G.
Jason G. Checked in
# HVAC System Estimate - Equipment Replacement Conducted comprehensive evaluation of existing residential HVAC system for replacement estimate. Assessed current Carrier brand forced-air furnace installation located in basement mechanical room, including examination of white PVC venting configuration, refrigerant line routing, and electrical service connections. Documented existing equipment specifications and installation conditions including concrete block foundation walls, exposed structural framing, and utility room layout constraints. Evaluated exterior Carrier condensing unit positioned against home's foundation, noting current mounting location, electrical disconnect placement, and refrigerant line penetrations through exterior wall. Assessed site conditions including ground-level installation pad, clearance requirements, and existing PVC conduit routing. Examined condition of outdoor unit including cabinet integrity, coil accessibility, and fan grille protection. Documented m
Grafton, WI 53024
Grafton, WI - # Service Report

Performed comprehensive maintenance and inspection on PureAir residential furnace system. Accessed internal components through service panel to inspect blower motor assembly, electrical connections, and mechanical linkages for proper operation and safety compliance. Verified all wiring connections were secure, examined condensate drainage system including PVC piping and discharge lines, and confirmed proper venting configuration. Unit was tested and returned to normal operating condition with all safety systems functioning as designed.
Nicholas H.
Nicholas H. Checked in
# Service Report Performed comprehensive maintenance and inspection on PureAir residential furnace system. Accessed internal components through service panel to inspect blower motor assembly, electrical connections, and mechanical linkages for proper operation and safety compliance. Verified all wiring connections were secure, examined condensate drainage system including PVC piping and discharge lines, and confirmed proper venting configuration. Unit was tested and returned to normal operating condition with all safety systems functioning as designed.
Grafton, WI 53024
Start Saving Today With

Membership Perks

Start Saving Today With

Membership Perks

What To Expect

Discover the Thielmann Heating, Cooling & Plumbing Difference

Fully Licensed & Insured

Our experts have the expertise and training to deliver the highest quality services every time.

Trusted Since 1929

We have served Southeastern Wisconsin for nearly a century, so we understand the needs of our community.

Financing Available

We offer various options from financing partners to help you meet your specific needs and budget.

5-Star Customer Service

Thielmann Heating, Cooling & Plumbing promises five-star customer service with every interaction.

Committed to Excellence

We complete jobs quickly without compromising our commitment to excellence.

Satisfaction Guarantee

Our team is dedicated to ensuring your 100% satisfaction with every service we perform.

Fully Licensed & Insured

Our experts have the expertise and training to deliver the highest quality services every time.

Trusted Since 1929

We have served Southeastern Wisconsin for nearly a century, so we understand the needs of our community.

Financing Available

We offer various options from financing partners to help you meet your specific needs and budget.

5-Star Customer Service

Thielmann Heating, Cooling & Plumbing promises five-star customer service with every interaction.

Committed to Excellence

We complete jobs quickly without compromising our commitment to excellence.

Satisfaction Guarantee

Our team is dedicated to ensuring your 100% satisfaction with every service we perform.

Review Image
Our Reviews

See What Your Neighbors Are Saying

I liked my experience with them. The guys I spoke with prior to doing the work, the estimation phase , and the ones I spoke with after the work was completed had enough knowledge and suggestion to answer all my questions. I’m pleased with the job…

De'Angelo T.

De'Angelo T.

Excellent team from start to finish. They were all very respectful of our property, as they promptly and professionally went about their task of installing a new air conditioner system. The system works very well, so far. It is also much quieter than the previous 40+…

Jerry W.

Jerry W.

Thielmann did a tremendous job replacing our Carrier furnace. They worked with us to make sure we were able to get the right product and even worked with Carrier on the issues we were seeing on our old furnace as it was failing sooner than it…

J. K.

J. K.

I've been using Thielmann Group for all my heating and air conditioning since I built my house 23 years ago. They have been great in emergency service and regular maintenance service. On time and very friendly staff. Would, and have, recommend them to anyone!

Paul K.

Paul K.

I have used Thielmann for both installation of a new furnace + A/C recently, but also an install of a ductless mini-split unit six years ago. I fully trust their brands and recommendations. I can't say enough of about this company. Every single person from administrative…

Christin C.

Christin C.