Top 24/7 HVAC And Plumbing Service In Hartford, WI | Upfront Pricing

HVAC, IAQ, & Plumbing Services in Hartford, WI

Reliable HVAC services are necessary to combat the extreme weather conditions for which Hartford, WI, is known. The Thielmann Group is here to meet those needs, ensuring your comfort and safety year-round. We understand the importance of a well-functioning HVAC system and clean indoor air quality, so we offer comprehensive solutions designed to keep your home comfortable and healthy.

Our team of highly skilled and NATE-certified technicians is here when you need us the most, offering 24/7 emergency HVAC services to tend to all your urgent repair requests. Are you worried about the cost of replacing your HVAC system? We provide free estimates to help you plan your budget accordingly.

Don’t wait until your HVAC system breaks down. Contact us today at (262) 299-6197 to request our professional HVAC services and experience the difference firsthand! 

HVAC technician performing a service on an outdoor AC unit

Same-Day Heating Services

The Thielmann Group takes pride in offering same-day heating solutions to families throughout Hartford, WI. Our team has experience repairing and maintaining all types of heating equipment, including:

  • Boilers: Whether your boiler needs repair, maintenance, or replacement, our experts can handle it all.
  • Gas furnaces: Keep your home warm with our gas furnace installation, repair, and maintenance services.
  • Oil furnaces: We provide comprehensive solutions for oil furnace systems to ensure your home stays cozy during the coldest months.
  • Heat pumps: Our skilled technicians are well-versed in installation, repair, and maintenance to keep your indoor climate just right.

Reliable Cooling Services

Stay cool during the sweltering summer months with The Thielmann Group’s reliable air conditioning solutions. Our services proudly include installation, replacement, repair, and maintenance for various cooling systems, including:

  • Central air conditioning: We ensure your central AC system runs efficiently to keep your home comfortable.
  • Ductless mini-splits: We offer ductless mini-split installation and maintenance services for homes without ductwork.
  • Packaged units: Our experts are equipped to handle packaged unit systems for both residential and commercial properties.

Trust us to keep your home cool and comfortable throughout the summer season. Call (262) 299-6197 today to schedule AC services in Hartford, WI

Signs You Need HVAC Services in Hartford

Is your HVAC system in need of urgent attention? Here are some signs to watch out for:

  • Inconsistent temperatures: Uneven heating or cooling throughout your home.
  • Increased energy bills: A sudden spike in energy costs can indicate HVAC system inefficiency.
  • Strange noises: Unusual sounds from your HVAC system may indicate a problem.
  • Poor air quality: Dusty or polluted air can lead to health issues for you and your family.

If you notice any of these signs, don’t hesitate to contact The Thielmann Group at (262) 299-6197 for prompt and professional HVAC services

Top-Rated Air Quality Services

Indoor air quality is crucial for a healthy and comfortable living environment. The Thielmann Group offers several indoor air quality solutions to address your specific needs, including:

  • Air purifiers: Improve air quality by removing allergens, dust, and pollutants.
  • Humidifiers: Maintain optimal humidity levels for better comfort and health.
  • Dehumidifiers: Prevent excess moisture and mold growth in your home.
  • Duct cleaning: Remove contaminants from your ductwork for cleaner air.

Breathe easier with our top-rated indoor air quality services. Request IAQ services for your home by calling us at (262) 299-6197 today!

Professional Plumbing Services in Hartford, WI

Your home’s plumbing system is one of the most important, yet often forgotten, systems in your house. When plumbing problems arise, they can turn from inconvenient to down right dirty in seconds. Having a reliable team of Hartford plumbers on your speed dial can make all the difference. Thielmann Heating, Cooling, and Plumbing has been serving homeowners since 1929. This means we understand what your home needs and treat each problem with professional, quality workmanship. 

Our trained, certified team of plumbers in Hartford are able to handle everything from new fixture installations to major pipe repairs, and everything in between. For Hartford, WI homeowners needing fast, reliable plumbing services, Thielmann offers:

  • Water Heater repair and replacement that ensure you always have hot water
  • Drain cleaning to clear buildup and remove clogs
  • Kitchen faucet, sink, and garbage disposal installation and service
  • Bathroom fixtures and toilet repair and installation
  • Minimally invasive pipe repair and replacement to improve water pressure
  • Sump pump services to ensure a dry, safe basement. 

Water Conditioning in Hartford, WI

For residents in Hartford, WI, hard water can damage your home’s plumbing system and shorten the life of your appliances. That’s why Thielmann Heating, Cooling, and Plumbing offers complete water conditioning services designed to help you protect your home. Our team will test your home’s water to help you make the best decision and find the right solution. After all, the cleaner your water, the better you feel when bathing, cleaning, and cooking.

Why Choose The Thielmann Group in Hartford?

The Thielmann Group is proud to be the trusted choice for reliable HVAC and indoor air quality solutions throughout Hartford and the surrounding area. When you choose our team, you can always count on us for:

Don’t compromise on comfort and safety in your home. Choose The Thielmann Group and experience superior service that ensures your home remains a haven of comfort and health.

Call (262) 299-6197 to schedule HVAC or IAQ services in Hartford today!

Read Reviews by Our Customers

Recent Jobs and Reviews in Hartford, WI

Job Locations and Reviews

Performed diagnostic inspection on aging furnace unit, accessing internal components by removing front panel. Examined blower assembly, electrical connections, and drainage system. Observed dust accumulation on components and noted normal wear consistent with unit's age, but all systems appear to be in functional working order.
Performed diagnostic inspection on aging furnace unit, accessing internal components by removing front panel. Examined blower assembly, electrical connections, and drainage system. Observed dust accumulation on components and noted normal wear consistent with unit's age, but all systems appear to be in functional working order.
Nicholas H.
Nicholas H. Checked in
Performed diagnostic inspection on aging furnace unit, accessing internal components by removing front panel. Examined blower assembly, electrical connections, and drainage system. Observed dust accumulation on components and noted normal wear consistent with unit's age, but all systems appear to be in functional working order.
HARTFORD, WI 53027
Successfully installed a new Daikin furnace in the utility room, including proper connection of PVC condensate drain lines and integration with existing ductwork using foil insulation. System was pressure tested with digital manometer and verified to be operating at optimal specifications with zero leakage.
Successfully installed a new Daikin furnace in the utility room, including proper connection of PVC condensate drain lines and integration with existing ductwork using foil insulation. System was pressure tested with digital manometer and verified to be operating at optimal specifications with zero leakage.
Nate G.
Nate G. Checked in
Successfully installed a new Daikin furnace in the utility room, including proper connection of PVC condensate drain lines and integration with existing ductwork using foil insulation. System was pressure tested with digital manometer and verified to be operating at optimal specifications with zero leakage.
Hartford, WI 53027
Performed routine preventive maintenance on HVAC system. Conducted electrical diagnostics using SC440 multimeter to verify proper voltage and amperage readings across control circuits. Inspected condensate drain system and PVC piping network for proper installation and function, confirming no leaks or blockages in the drainage assembly.
Performed routine preventive maintenance on HVAC system. Conducted electrical diagnostics using SC440 multimeter to verify proper voltage and amperage readings across control circuits. Inspected condensate drain system and PVC piping network for proper installation and function, confirming no leaks or blockages in the drainage assembly.
Donovan S.
Donovan S. Checked in
Performed routine preventive maintenance on HVAC system. Conducted electrical diagnostics using SC440 multimeter to verify proper voltage and amperage readings across control circuits. Inspected condensate drain system and PVC piping network for proper installation and function, confirming no leaks or blockages in the drainage assembly.
HARTFORD, WI 53027
Responded to No Heat call for furnace less than 10 years old. Performed combustion analysis with Testo 310 II showing excellent efficiency at 96.4% with safe CO readings (17 ppm). Inspected burner assembly and verified proper flame pattern across all three burners, confirming system is operating correctly after service.
Responded to No Heat call for furnace less than 10 years old. Performed combustion analysis with Testo 310 II showing excellent efficiency at 96.4% with safe CO readings (17 ppm). Inspected burner assembly and verified proper flame pattern across all three burners, confirming system is operating correctly after service.
Nick K.
Nick K. Checked in
Responded to No Heat call for furnace less than 10 years old. Performed combustion analysis with Testo 310 II showing excellent efficiency at 96.4% with safe CO readings (17 ppm). Inspected burner assembly and verified proper flame pattern across all three burners, confirming system is operating correctly after service.
HARTFORD, WI 53027
Hartford, WI - Inspected and verified proper installation of standard tank-type water heater. Unit appears to be in good operational condition with no visible leaks, damage or deterioration. Confirmed pressure relief valve and discharge pipe are correctly installed with proper venting and all connections secure.
Kyle L.
Kyle L. Checked in
Inspected and verified proper installation of standard tank-type water heater. Unit appears to be in good operational condition with no visible leaks, damage or deterioration. Confirmed pressure relief valve and discharge pipe are correctly installed with proper venting and all connections secure.
Hartford, WI 53027
Completed installation of new furnace system with proper connection of condensate drain line and electrical wiring as documented in photos. Ensured all connections were secure and tested system functionality before completion.
Completed installation of new furnace system with proper connection of condensate drain line and electrical wiring as documented in photos. Ensured all connections were secure and tested system functionality before completion.
Branden B.
Branden B. Checked in
Completed installation of new furnace system with proper connection of condensate drain line and electrical wiring as documented in photos. Ensured all connections were secure and tested system functionality before completion.
Hartford, WI 53027
Successfully completed installation of a new furnace system in basement mechanical room, including proper connection of all ductwork and PVC venting components. Unit was secured on concrete floor with appropriate clearances from water heater and other utilities, and all manufacturer specifications were followed during setup and testing.
Successfully completed installation of a new furnace system in basement mechanical room, including proper connection of all ductwork and PVC venting components. Unit was secured on concrete floor with appropriate clearances from water heater and other utilities, and all manufacturer specifications were followed during setup and testing.
Benjamin G.
Benjamin G. Checked in
Successfully completed installation of a new furnace system in basement mechanical room, including proper connection of all ductwork and PVC venting components. Unit was secured on concrete floor with appropriate clearances from water heater and other utilities, and all manufacturer specifications were followed during setup and testing.
Hartford, WI 53027
Performed routine maintenance inspection on Bryant furnace system in basement mechanical room. Checked all connections on PVC ventilation pipes and verified proper installation of metal ductwork. System is operating within normal parameters with no issues detected.
Performed routine maintenance inspection on Bryant furnace system in basement mechanical room. Checked all connections on PVC ventilation pipes and verified proper installation of metal ductwork. System is operating within normal parameters with no issues detected.
Donovan S.
Donovan S. Checked in
Performed routine maintenance inspection on Bryant furnace system in basement mechanical room. Checked all connections on PVC ventilation pipes and verified proper installation of metal ductwork. System is operating within normal parameters with no issues detected.
Hartford, WI 53027
Performed assessment of existing HVAC system showing significant age-related deterioration, including visible corrosion on the housing and worn mechanical components. Recommended full system replacement with new air handler installation, complete with proper ductwork connections and PVC condensate drainage lines. Existing unit's blower assembly and belt system to be replaced with more efficient modern equipment.
Performed assessment of existing HVAC system showing significant age-related deterioration, including visible corrosion on the housing and worn mechanical components. Recommended full system replacement with new air handler installation, complete with proper ductwork connections and PVC condensate drainage lines. Existing unit's blower assembly and belt system to be replaced with more efficient modern equipment.
Jason G.
Jason G. Checked in
Performed assessment of existing HVAC system showing significant age-related deterioration, including visible corrosion on the housing and worn mechanical components. Recommended full system replacement with new air handler installation, complete with proper ductwork connections and PVC condensate drainage lines. Existing unit's blower assembly and belt system to be replaced with more efficient modern equipment.
Hartford, WI 53027
Conducted assessment of existing copper piping system in utility area, documenting condition of aged pipes with visible patina and existing connections. Evaluated integration requirements for replacement components with current plumbing infrastructure, including connection points for flexible conduit and protective cage installation needed for safety compliance.
Conducted assessment of existing copper piping system in utility area, documenting condition of aged pipes with visible patina and existing connections. Evaluated integration requirements for replacement components with current plumbing infrastructure, including connection points for flexible conduit and protective cage installation needed for safety compliance.
Jason G.
Jason G. Checked in
Conducted assessment of existing copper piping system in utility area, documenting condition of aged pipes with visible patina and existing connections. Evaluated integration requirements for replacement components with current plumbing infrastructure, including connection points for flexible conduit and protective cage installation needed for safety compliance.
Hartford, WI 53027
Performed comprehensive tune-up on residential HVAC system, including inspection of interior components (control board, wiring harnesses, gas valve, and motor assembly) and verification of proper PVC venting installation in basement mechanical area. All components showed normal operational wear with no significant issues detected; system is functioning within manufacturer specifications.
Performed comprehensive tune-up on residential HVAC system, including inspection of interior components (control board, wiring harnesses, gas valve, and motor assembly) and verification of proper PVC venting installation in basement mechanical area. All components showed normal operational wear with no significant issues detected; system is functioning within manufacturer specifications.
Nick K.
Nick K. Checked in
Performed comprehensive tune-up on residential HVAC system, including inspection of interior components (control board, wiring harnesses, gas valve, and motor assembly) and verification of proper PVC venting installation in basement mechanical area. All components showed normal operational wear with no significant issues detected; system is functioning within manufacturer specifications.
Hartford, WI 53027
Completed installation of a new furnace system in the utility area, connecting the unit to existing ductwork with PVC venting. Properly secured all components, including the metal ductwork and PVC pipe connections, and verified proper clearance between the furnace and adjacent water heater.
Completed installation of a new furnace system in the utility area, connecting the unit to existing ductwork with PVC venting. Properly secured all components, including the metal ductwork and PVC pipe connections, and verified proper clearance between the furnace and adjacent water heater.
Branden B.
Branden B. Checked in
Completed installation of a new furnace system in the utility area, connecting the unit to existing ductwork with PVC venting. Properly secured all components, including the metal ductwork and PVC pipe connections, and verified proper clearance between the furnace and adjacent water heater.
Hartford, WI 53027
Hartford, WI - Installed complete water treatment system in utility area including primary water heater, blue water treatment tank with digital control head, and wall-mounted expansion tank. Connected system with appropriate copper, PVC, and PEX piping with necessary brass valves and fittings to ensure proper operation. All components were securely mounted against foundation wall with organized pipe routing for optimal functionality.
Benjamin G.
Benjamin G. Checked in
Installed complete water treatment system in utility area including primary water heater, blue water treatment tank with digital control head, and wall-mounted expansion tank. Connected system with appropriate copper, PVC, and PEX piping with necessary brass valves and fittings to ensure proper operation. All components were securely mounted against foundation wall with organized pipe routing for optimal functionality.
Hartford, WI 53027
Performed electrical diagnostics on aging furnace system using multimeter testing which revealed open circuit condition. Identified faulty wiring connections at control board, repaired damaged wires, and restored proper electrical continuity to heating components. Applied additional insulation to exposed heating components to improve thermal efficiency.
Performed electrical diagnostics on aging furnace system using multimeter testing which revealed open circuit condition. Identified faulty wiring connections at control board, repaired damaged wires, and restored proper electrical continuity to heating components. Applied additional insulation to exposed heating components to improve thermal efficiency.
Nick K.
Nick K. Checked in
Performed electrical diagnostics on aging furnace system using multimeter testing which revealed open circuit condition. Identified faulty wiring connections at control board, repaired damaged wires, and restored proper electrical continuity to heating components. Applied additional insulation to exposed heating components to improve thermal efficiency.
Hartford, WI 53027
Completed main line repair in basement area involving replacement of deteriorated cast iron pipe sections with new PVC piping. Installed multiple connection points and bends in the horizontal run, properly securing new piping to existing structure with appropriate supports. Applied insulation around vulnerable sections to prevent condensation and protect against temperature fluctuations.
Completed main line repair in basement area involving replacement of deteriorated cast iron pipe sections with new PVC piping. Installed multiple connection points and bends in the horizontal run, properly securing new piping to existing structure with appropriate supports. Applied insulation around vulnerable sections to prevent condensation and protect against temperature fluctuations.
Kyle L.
Kyle L. Checked in
Completed main line repair in basement area involving replacement of deteriorated cast iron pipe sections with new PVC piping. Installed multiple connection points and bends in the horizontal run, properly securing new piping to existing structure with appropriate supports. Applied insulation around vulnerable sections to prevent condensation and protect against temperature fluctuations.
Hartford, WI 53027
Completed installation of new water service system in residential utility area, including connection of water softener ("Calice" model with digital control panel) and integration with existing water heater. System was properly plumbed with all necessary pipes, fittings, and valves to ensure optimal functionality of the home's water distribution system.
Completed installation of new water service system in residential utility area, including connection of water softener ("Calice" model with digital control panel) and integration with existing water heater. System was properly plumbed with all necessary pipes, fittings, and valves to ensure optimal functionality of the home's water distribution system.
Kyle L.
Kyle L. Checked in
Completed installation of new water service system in residential utility area, including connection of water softener ("Calice" model with digital control panel) and integration with existing water heater. System was properly plumbed with all necessary pipes, fittings, and valves to ensure optimal functionality of the home's water distribution system.
HARTFORD, WI 53027
Performed inspection of basement mechanical room HVAC system, focusing on ductwork integrity and connections. Examined Aprilaire component installation and verified proper mounting of ventilation unit. Confirmed electrical connections with wire caps were secure and properly terminated on the auxiliary ventilation component.
Performed inspection of basement mechanical room HVAC system, focusing on ductwork integrity and connections. Examined Aprilaire component installation and verified proper mounting of ventilation unit. Confirmed electrical connections with wire caps were secure and properly terminated on the auxiliary ventilation component.
Nick K.
Nick K. Checked in
Performed inspection of basement mechanical room HVAC system, focusing on ductwork integrity and connections. Examined Aprilaire component installation and verified proper mounting of ventilation unit. Confirmed electrical connections with wire caps were secure and properly terminated on the auxiliary ventilation component.
Hartford, WI 53027
Inspected Ruud tanked water heater system and adjacent water filtration equipment in basement utility area. Performed routine maintenance on water heater, checking connections and verifying proper operation of temperature and pressure relief valve. Confirmed water treatment system with digital control head was functioning correctly and properly integrated with the water heater setup.
Inspected Ruud tanked water heater system and adjacent water filtration equipment in basement utility area. Performed routine maintenance on water heater, checking connections and verifying proper operation of temperature and pressure relief valve. Confirmed water treatment system with digital control head was functioning correctly and properly integrated with the water heater setup.
Dan E.
Dan E. Checked in
Inspected Ruud tanked water heater system and adjacent water filtration equipment in basement utility area. Performed routine maintenance on water heater, checking connections and verifying proper operation of temperature and pressure relief valve. Confirmed water treatment system with digital control head was functioning correctly and properly integrated with the water heater setup.
Hartford, WI 53027
Hartford, WI - Inspected and documented residential tanked water heater installation. Unit appears to be properly installed with appropriate copper piping connections, functional control valve, and required safety tags. No visible leaks, damage, or deterioration observed in the heater or surrounding plumbing infrastructure.
Kyle L.
Kyle L. Checked in
Inspected and documented residential tanked water heater installation. Unit appears to be properly installed with appropriate copper piping connections, functional control valve, and required safety tags. No visible leaks, damage, or deterioration observed in the heater or surrounding plumbing infrastructure.
Hartford, WI 53027
Performed inspection and estimate for replacement of aging Concord furnace system. Current unit shows signs of corrosion on floor beneath unit, suggesting possible water damage or leakage issues. Recommended full replacement of furnace system including upgrading PVC exhaust/intake ventilation components and ensuring proper gas line connection with appropriate safety valve installation.
Performed inspection and estimate for replacement of aging Concord furnace system. Current unit shows signs of corrosion on floor beneath unit, suggesting possible water damage or leakage issues. Recommended full replacement of furnace system including upgrading PVC exhaust/intake ventilation components and ensuring proper gas line connection with appropriate safety valve installation.
Bryan P.
Bryan P. Checked in
Performed inspection and estimate for replacement of aging Concord furnace system. Current unit shows signs of corrosion on floor beneath unit, suggesting possible water damage or leakage issues. Recommended full replacement of furnace system including upgrading PVC exhaust/intake ventilation components and ensuring proper gas line connection with appropriate safety valve installation.
Hartford, WI 53027

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.