HVAC & Air Conditioner Repair Experts In Waterford, WI

Heating, Cooling and Plumbing Services in Waterford, Wisconsin

Your Local HVAC Company since 1929

Thielmann - New Berlin - Thielmann 10

Thielmann Heating, Cooling, & Plumbing is the trusted choice for all your heating, ventilation and air conditioning (HVAC) and plumbing needs in Waterford, Wisconsin! Our number one priority is customer satisfaction, and we go above and beyond to ensure you receive the best service possible. Give our team a call at (262) 384-6407 to receive assistance with a malfunctioning HVAC or plumbing system or if you need efficient installation or maintenance services.

Waterford Heating Company

Do you need reliable heating services in Waterford? We work hard to provide the best heating products, installation and services in Waterford, Wisconsin.

Our trained professionals are always willing to take on routine and complex projects. Rest assured, we’ve got you covered with prompt, 24/7 service to repair all makes and models. Our heating services include:

  • Heating repairs: Few things are as satisfying and convenient as turning on your heater after coming in from the cold. When your heater’s making loud noises, you notice strange odors or you’re not getting enough warm air, we can assist. We’ll drive to your property and repair the issue promptly.
  • Heating installations: Trust our HVAC technicians to provide a durable, energy-efficient installation. From boilers to gas and oil furnaces, we can install them all.
  • Heating maintenance: Be ahead of unexpected breakdowns. When you sign up for our maintenance program, you can enjoy regular heater checkups and an annual plumbing inspection.

Waterford, WI Air Conditioner and HVAC Repair Services

Reliable Cooling Services

Keep your home comfortable and beat the heat with our air conditioner services, which include:

  • AC repairs: We have the skills and knowledge to handle any air conditioner issues and will repair your cooling system with care.
  • AC installations: If it’s time for a new AC, look to us. We use advanced tools and the latest industry techniques to install your air conditioner safely and according to compliance standards.
  • AC maintenance: Annual tuneups can give you peace of mind and save you money in the long run. From clearing the drain line and pan to checking refrigerant levels, we’ll do a thorough checkup for a smooth-running unit.

We service various cooling systems, such as:

  • Air conditioners: We can work on all models of air conditioners for residential and commercial properties, including central air conditioning systems.
  • Ductless mini-splits: Request installation and maintenance services for ductless mini-split systems, perfect for homes without existing ductwork
  • Packaged units: We can handle packaged unit systems for both residential and commercial properties.
  • Heat pumps: Get repairs, installation and maintenance for energy-efficient heat pumps that deliver warm and cool air.

Indoor Air Quality Solutions

We understand the importance of clean and healthy indoor environments for homes and businesses. Our comprehensive solutions, including humidity control, air purification and duct cleaning and installation, are designed to enhance the quality of your indoor air.

Your HVAC’s ductwork is like your property’s lungs, ensuring comfort and well-being as heated or cooled air flows through the duct system. Achieve optimal indoor air quality with our comprehensive selection of air purification services in the local Waterford, Wisconsin, area:

Plumbing Services You Can Trust

Whether you’re busy with a complete property upgrade or need smaller plumbing repairs, our technicians can handle it all. No job is too big or too small for us, and we go above and beyond for every customer. If you need reliable, efficient plumbing services in and around Waterford, we’re the local choice you can rely on. Call us for the following plumbing services:

Waterford, WI Air Conditioner and HVAC Repair Services

Contact Thielmann Heating, Cooling, & Plumbing Today

Since 1929, our team has been the go-to choice for top-quality residential and commercial HVAC and plumbing services in Waterford, Wisconsin and beyond. We can service all brands, provide 24/7 emergency HVAC care and more.

We also provide expert plumbing services for homes and businesses, enabling you to enjoy a comfortable property. Rest assured, we have you covered for all your plumbing and HVAC needs! Plus, we offer upfront pricing, financing optionsspecial deals and a job well done.

Contact us online or call (262) 384-6407 today. You can also schedule the services you need.

Read Reviews by Our Customers

Recent Jobs and Reviews in Waterford, WI

Job Locations and Reviews

WATERFORD, WI - Performed diagnostic inspection of HVAC system with focus on thermostat functionality. Confirmed Honeywell thermostat displaying 53°F with operational temperature adjustment controls and proper system mode options (Cool/Off/Heat). No irregularities detected in thermostat operation during service visit.
Rich L.
Rich L. Checked in
Performed diagnostic inspection of HVAC system with focus on thermostat functionality. Confirmed Honeywell thermostat displaying 53°F with operational temperature adjustment controls and proper system mode options (Cool/Off/Heat). No irregularities detected in thermostat operation during service visit.
WATERFORD, WI 53185
Performed routine maintenance tune-up on residential HVAC system, including inspection of furnace blower assembly, motor, and electrical connections. Examined gas piping system for proper installation and signs of corrosion. Cleaned accessible components and verified proper drainage through PVC condensate line.
Performed routine maintenance tune-up on residential HVAC system, including inspection of furnace blower assembly, motor, and electrical connections. Examined gas piping system for proper installation and signs of corrosion. Cleaned accessible components and verified proper drainage through PVC condensate line.
Rich L.
Rich L. Checked in
Performed routine maintenance tune-up on residential HVAC system, including inspection of furnace blower assembly, motor, and electrical connections. Examined gas piping system for proper installation and signs of corrosion. Cleaned accessible components and verified proper drainage through PVC condensate line.
Waterford, WI 53185
Conducted inspection of existing gas line system in unfinished basement area. Evaluated ductwork mounting, support straps, and connection points. Assessed plumbing components including copper pipe configuration, PVC drainage, and PEX tubing installation. Documentation completed with photos showing current system layout for future reference.
Conducted inspection of existing gas line system in unfinished basement area. Evaluated ductwork mounting, support straps, and connection points. Assessed plumbing components including copper pipe configuration, PVC drainage, and PEX tubing installation. Documentation completed with photos showing current system layout for future reference.
Dustin G.
Dustin G. Checked in
Conducted inspection of existing gas line system in unfinished basement area. Evaluated ductwork mounting, support straps, and connection points. Assessed plumbing components including copper pipe configuration, PVC drainage, and PEX tubing installation. Documentation completed with photos showing current system layout for future reference.
Waterford, WI 53185
Performed inspection and maintenance on basement furnace system with access panel open to examine internal components including wiring and control systems. Checked Aprilaire humidity control device which displayed 28% humidity reading on digital display, and verified proper operation of adjustment controls and indicator lights.
Performed inspection and maintenance on basement furnace system with access panel open to examine internal components including wiring and control systems. Checked Aprilaire humidity control device which displayed 28% humidity reading on digital display, and verified proper operation of adjustment controls and indicator lights.
Makinze C.
Makinze C. Checked in
Performed inspection and maintenance on basement furnace system with access panel open to examine internal components including wiring and control systems. Checked Aprilaire humidity control device which displayed 28% humidity reading on digital display, and verified proper operation of adjustment controls and indicator lights.
Waterford, WI 53185
Successfully installed a complete HVAC system including a Goodman furnace with proper sheet metal ductwork connections in the utility room. System installation included mounting the digital thermostat control panel on the main living area wall and verifying all components were operational after installation.
Successfully installed a complete HVAC system including a Goodman furnace with proper sheet metal ductwork connections in the utility room. System installation included mounting the digital thermostat control panel on the main living area wall and verifying all components were operational after installation.
James P.
James P. Checked in
Successfully installed a complete HVAC system including a Goodman furnace with proper sheet metal ductwork connections in the utility room. System installation included mounting the digital thermostat control panel on the main living area wall and verifying all components were operational after installation.
Waterford, WI 53185
Performed scheduled prepaid maintenance on HVAC system. Inspected electrical components and wiring connections throughout the furnace, ensuring proper connection of control board wiring and blower motor assembly. Verified all wire harnesses were secure and properly routed to maintain system integrity and operational efficiency.
Performed scheduled prepaid maintenance on HVAC system. Inspected electrical components and wiring connections throughout the furnace, ensuring proper connection of control board wiring and blower motor assembly. Verified all wire harnesses were secure and properly routed to maintain system integrity and operational efficiency.
Rich L.
Rich L. Checked in
Performed scheduled prepaid maintenance on HVAC system. Inspected electrical components and wiring connections throughout the furnace, ensuring proper connection of control board wiring and blower motor assembly. Verified all wire harnesses were secure and properly routed to maintain system integrity and operational efficiency.
Waterford, WI 53185
Conducted comprehensive assessment of existing HVAC system in basement utility area. Evaluated aging furnace unit with connected rectangular galvanized ductwork system. Recommended full system replacement due to visible wear patterns and potential efficiency concerns. Detailed specifications for appropriate replacement equipment that would integrate with existing duct configuration while improving overall system performance.
Conducted comprehensive assessment of existing HVAC system in basement utility area. Evaluated aging furnace unit with connected rectangular galvanized ductwork system. Recommended full system replacement due to visible wear patterns and potential efficiency concerns. Detailed specifications for appropriate replacement equipment that would integrate with existing duct configuration while improving overall system performance.
Dave V.
Dave V. Checked in
Conducted comprehensive assessment of existing HVAC system in basement utility area. Evaluated aging furnace unit with connected rectangular galvanized ductwork system. Recommended full system replacement due to visible wear patterns and potential efficiency concerns. Detailed specifications for appropriate replacement equipment that would integrate with existing duct configuration while improving overall system performance.
Waterford, WI 53185
Conducted inspection and assessment of under-sink plumbing configuration. Installed new PVC drain system with P-trap assembly components and secured all connections with appropriate coupling joints and unions. Connected braided stainless steel supply lines to existing water valves and verified system functionality with no leaks.
Conducted inspection and assessment of under-sink plumbing configuration. Installed new PVC drain system with P-trap assembly components and secured all connections with appropriate coupling joints and unions. Connected braided stainless steel supply lines to existing water valves and verified system functionality with no leaks.
Andy S.
Andy S. Checked in
Conducted inspection and assessment of under-sink plumbing configuration. Installed new PVC drain system with P-trap assembly components and secured all connections with appropriate coupling joints and unions. Connected braided stainless steel supply lines to existing water valves and verified system functionality with no leaks.
Waterford, WI 53185
Waterford, WI - Responded to no heat complaint for unit less than 10 years old. Visual inspection revealed properly mounted system with intact connections. Identified and replaced faulty ignition control module which was preventing proper heating cycle initiation. Tested system through multiple heating cycles to confirm proper operation and restored heat to the facility.
Kevin P.
Kevin P. Checked in
Responded to no heat complaint for unit less than 10 years old. Visual inspection revealed properly mounted system with intact connections. Identified and replaced faulty ignition control module which was preventing proper heating cycle initiation. Tested system through multiple heating cycles to confirm proper operation and restored heat to the facility.
Waterford, WI 53185
Completed installation of an AprilAire humidifier system on existing HVAC unit in basement utility room. Mounted humidifier to side of air handler with proper ductwork connections including winter panel (#35) installation. Verified all electrical connections and ensured proper integration with existing furnace system for optimal indoor air quality control.
Completed installation of an AprilAire humidifier system on existing HVAC unit in basement utility room. Mounted humidifier to side of air handler with proper ductwork connections including winter panel (#35) installation. Verified all electrical connections and ensured proper integration with existing furnace system for optimal indoor air quality control.
Jim K.
Jim K. Checked in
Completed installation of an AprilAire humidifier system on existing HVAC unit in basement utility room. Mounted humidifier to side of air handler with proper ductwork connections including winter panel (#35) installation. Verified all electrical connections and ensured proper integration with existing furnace system for optimal indoor air quality control.
Waterford, WI 53185
Waterford, WI - Responded to no heat complaint on furnace less than 10 years old. Diagnostic testing revealed a malfunctioning control board as evidenced by the digital display showing "00" codes. Replaced PCB control board (part #R223001ZA E2501), verified proper connections to all wiring harnesses, and confirmed system operation. Heating function restored to normal operation.
Rich L.
Rich L. Checked in
Responded to no heat complaint on furnace less than 10 years old. Diagnostic testing revealed a malfunctioning control board as evidenced by the digital display showing "00" codes. Replaced PCB control board (part #R223001ZA E2501), verified proper connections to all wiring harnesses, and confirmed system operation. Heating function restored to normal operation.
Waterford, WI 53185
Waterford, WI - Upon arrival, performed diagnostic inspection on furnace unit reporting no heat. Visual inspection of interior components revealed all electrical connections were intact with no signs of damage. After testing system operation, identified and reset tripped safety switch which had interrupted heating cycle. Verified proper ignition sequence and confirmed normal operation through complete heating cycle before closing access panel.
Adriel H.
Adriel H. Checked in
Upon arrival, performed diagnostic inspection on furnace unit reporting no heat. Visual inspection of interior components revealed all electrical connections were intact with no signs of damage. After testing system operation, identified and reset tripped safety switch which had interrupted heating cycle. Verified proper ignition sequence and confirmed normal operation through complete heating cycle before closing access panel.
Waterford, WI 53185
Waterford, WI - Inspected commercial HVAC system in utility room after no-heat complaint. Observed significant dust accumulation on ventilation ducts and hanging electrical cables requiring attention. Accessed system components using ladder to perform necessary maintenance.
Kevin P.
Kevin P. Checked in
Inspected commercial HVAC system in utility room after no-heat complaint. Observed significant dust accumulation on ventilation ducts and hanging electrical cables requiring attention. Accessed system components using ladder to perform necessary maintenance.
Waterford, WI 53185
Performed comprehensive tune-up on gas furnace system. Inspected burner assembly confirming proper ignition with clean blue flame pattern. Examined electrical components including wiring connections and circuit board, ensuring all connections were secure and functioning correctly. System is operating within normal parameters after service.
Performed comprehensive tune-up on gas furnace system. Inspected burner assembly confirming proper ignition with clean blue flame pattern. Examined electrical components including wiring connections and circuit board, ensuring all connections were secure and functioning correctly. System is operating within normal parameters after service.
Amanda P.
Amanda P. Checked in
Performed comprehensive tune-up on gas furnace system. Inspected burner assembly confirming proper ignition with clean blue flame pattern. Examined electrical components including wiring connections and circuit board, ensuring all connections were secure and functioning correctly. System is operating within normal parameters after service.
Waterford, WI 53185
Conducted inspection of existing HVAC equipment through an access panel, revealing outdated unit with visible wiring issues. Provided estimate for complete system replacement, noting the current unit has reached end of service life and replacement would improve energy efficiency while ensuring proper integration with the home's existing doorways and layout.
Conducted inspection of existing HVAC equipment through an access panel, revealing outdated unit with visible wiring issues. Provided estimate for complete system replacement, noting the current unit has reached end of service life and replacement would improve energy efficiency while ensuring proper integration with the home's existing doorways and layout.
Michael Y.
Michael Y. Checked in
Conducted inspection of existing HVAC equipment through an access panel, revealing outdated unit with visible wiring issues. Provided estimate for complete system replacement, noting the current unit has reached end of service life and replacement would improve energy efficiency while ensuring proper integration with the home's existing doorways and layout.
Waterford, WI 53185
Performed scheduled tune-up on HVAC system with focus on Aprilaire humidifier unit. Inspected control panel which showed signs of wear with dial positioned between OFF and 15% settings. Examined humidifier housing mounted to ductwork which displayed mineral deposits on top surface. Cleaned accessible components and verified proper connection to main system.
Performed scheduled tune-up on HVAC system with focus on Aprilaire humidifier unit. Inspected control panel which showed signs of wear with dial positioned between OFF and 15% settings. Examined humidifier housing mounted to ductwork which displayed mineral deposits on top surface. Cleaned accessible components and verified proper connection to main system.
Rich L.
Rich L. Checked in
Performed scheduled tune-up on HVAC system with focus on Aprilaire humidifier unit. Inspected control panel which showed signs of wear with dial positioned between OFF and 15% settings. Examined humidifier housing mounted to ductwork which displayed mineral deposits on top surface. Cleaned accessible components and verified proper connection to main system.
Waterford, WI 53185
Completed comprehensive IAQ assessment of residential HVAC system featuring Carrier furnace unit. Performed thorough inspection of heating components, ventilation connections, and associated ductwork. Documentation included photographic evidence of current installation configuration to support recommendations for improving indoor air quality.
Completed comprehensive IAQ assessment of residential HVAC system featuring Carrier furnace unit. Performed thorough inspection of heating components, ventilation connections, and associated ductwork. Documentation included photographic evidence of current installation configuration to support recommendations for improving indoor air quality.
Michael Y.
Michael Y. Checked in
Completed comprehensive IAQ assessment of residential HVAC system featuring Carrier furnace unit. Performed thorough inspection of heating components, ventilation connections, and associated ductwork. Documentation included photographic evidence of current installation configuration to support recommendations for improving indoor air quality.
Waterford, WI 53185
Waterford, WI - Performed comprehensive HVAC tune-up service with diagnostic testing of system performance. Measured supply air temperature at register (70.2°F) to verify proper system operation. All components functioning within normal parameters; no issues detected during inspection.
Todd H.
Todd H. Checked in
Performed comprehensive HVAC tune-up service with diagnostic testing of system performance. Measured supply air temperature at register (70.2°F) to verify proper system operation. All components functioning within normal parameters; no issues detected during inspection.
Waterford, WI 53185
Performed standard prepaid maintenance visit on gas furnace system. Inspected control board connections and verified proper wire terminal connections. Observed burner assembly with normal blue flame pattern indicating proper gas combustion and operation.
Performed standard prepaid maintenance visit on gas furnace system. Inspected control board connections and verified proper wire terminal connections. Observed burner assembly with normal blue flame pattern indicating proper gas combustion and operation.
Amanda P.
Amanda P. Checked in
Performed standard prepaid maintenance visit on gas furnace system. Inspected control board connections and verified proper wire terminal connections. Observed burner assembly with normal blue flame pattern indicating proper gas combustion and operation.
Waterford, WI 53185
Conducted comprehensive tune-up on HVAC system with focus on motor assembly inspection. Examined electrical connections, verifying proper wire terminations and secure fastening of colored wires (blue, red, white, yellow, green) to control module and gas valve. Inspected blower motor for proper operation and mounting integrity. Checked gas valve functionality and verified control module operation with attention to switch positions. All components were found to be in serviceable condition with no signs of deterioration or damage.
Conducted comprehensive tune-up on HVAC system with focus on motor assembly inspection. Examined electrical connections, verifying proper wire terminations and secure fastening of colored wires (blue, red, white, yellow, green) to control module and gas valve. Inspected blower motor for proper operation and mounting integrity. Checked gas valve functionality and verified control module operation with attention to switch positions. All components were found to be in serviceable condition with no signs of deterioration or damage.
Amanda P.
Amanda P. Checked in
Conducted comprehensive tune-up on HVAC system with focus on motor assembly inspection. Examined electrical connections, verifying proper wire terminations and secure fastening of colored wires (blue, red, white, yellow, green) to control module and gas valve. Inspected blower motor for proper operation and mounting integrity. Checked gas valve functionality and verified control module operation with attention to switch positions. All components were found to be in serviceable condition with no signs of deterioration or damage.
Waterford, WI 53185
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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.

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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.