Your Local Heating and Cooling Experts since 1929
Our team of professionals are available to provide superior heating, HVAC, and air conditioning services for homes and commercial properties in Menomonee Falls, Wisconsin. Our number one priority is customer satisfaction, and we go above and beyond to ensure you receive the best service possible.
With our team of Nate-certified technicians and friendly office staff, we are dedicated to delivering exceptional results. We understand the importance of a comfortable home or workplace, and that is why we are committed to providing reliable heating and cooling solutions all year round.
For HVAC services in Menomonee Falls, look no further than The Thielmann Group. Contact us online or call (262) 299-6197 to get started.
Menomonee Falls Heating and Air Conditioning Company
Looking for reliable heating and cooling services in Menomonee Falls? Look no further than our team! With a strong reputation since 1929, our expert staff ensures top-notch equipment installation and repair. We take pride in offering the best heating products, installation, and services in Waukesha County.
We offer various types of heating and HVAC options, including:
- Heating repair
- Heating maintenance
- Furnace repair
- Furnace replacement
- Boiler repair and installation
- Heat pump system installation
Our factory-trained and NATE-certified professionals are ready to get the job done right. Rest assured, we’ve got you covered with prompt furnace repair services in case of any heating problems. Our NATE-certified specialists are available 24/7 to service and repair all makes and models. Stay warm during harsh Wisconsin winters – reach out to us for all your heating or furnace repair needs in Menomonee Falls, WI.
Air Conditioner Repair and Installation Services
Looking for a new air conditioning system? Look no further! We have the perfect solution to keep you cool and suit your budget. Our experienced team will ensure a flawless installation, perfectly sized to your space. Our technicians are factory trained and NATE-certified, equipped with years of knowledge to install your new central air or ductless system with superior workmanship. Stay cool with confidence!
We work on all types of cooling systems, including:
- Air conditioners: We can work on all models of air conditioning systems for residential and commercial properties.
- Heat pumps: We can repair, replace, or maintain energy-efficient heat pumps that deliver warm air inside and outside the home.
- Ductless mini-splits: We can service ductless HVAC units that provide total climate control for single rooms.
Duct Cleaning
The ductwork in your HVAC system plays a vital role, acting as the lungs of your home. Every bit of heated or cooled air flows through it, ensuring comfort and well-being. At The Thielmann Group we take pride in ensuring clean and healthy indoor environments for homes and businesses.
From humidity control and air purification to duct cleaning and more, we offer solutions to improve your indoor air quality. The ductwork in your HVAC system plays a vital role, acting as the lungs of your home. Every bit of heated or cooled air flows through it, ensuring comfort and well-being.
- Air purifiers
- Humidifiers
- Dehumidifiers
Why Choose The Thielmann Group
Since 1929, our team has been the go-to choice for top-quality residential and commercial HVAC services in Menomonee Falls and beyond. Our NATE-certified technicians can service all brands, provide 24/7 emergency care, and more. Rest assured, we have you covered for all your HVAC needs! Plus, we offer upfront pricing, financing options, special deals, and a job well done.
Contact us online or call (262) 299-6197 to schedule the HVAC services you need.
Read Reviews by Our Customers
Recent Jobs and Reviews in Menomonee Falls, WI
Menomonee Falls, WI at a glance
Thielmann Heating, Cooling & Plumbing has completed 20 jobs in Menomonee Falls, WI in May 2026.
The most recent job was on May 30, 2026.
Thielmann Heating, Cooling & Plumbing has completed 292 jobs in Menomonee Falls, WI in the last 12 months.
Job Locations and Reviews
Responded to no cooling complaint and performed membership cooling system maintenance visit. Conducted thorough inspection of air handler components including evaporator coil and refrigerant lines. Evaporator coil showed signs of dust accumulation and minor discoloration on fins, indicating normal operational wear. Copper refrigerant lines displayed typical oxidation patterns consistent with system age. All components were accessible and properly housed within air handler cabinet. System inspected per maintenance agreement protocols. Customer concern addressed and recurring maintenance service completed as scheduled.
Completed installation of Bradford White tanked water heater in residential utility room. Connected all supply and distribution lines using copper piping with brass fittings and shut-off valves, integrated existing PVC/CPVC manifold system at floor level, and installed blue expansion tank with proper copper connections. Verified all connections for leaks, ensured proper venting, and confirmed system operation upon completion.
Completed installation of new air conditioning system and evaporator coil at residential property. New outdoor condensing unit was positioned on gravel pad against exterior wall with proper clearances maintained, and system was charged and tested to manufacturer's specifications with all readings within acceptable parameters.
Completed comprehensive estimate for natural gas furnace replacement. Existing furnace is older unit currently operational but requiring repairs with uncertain remaining service life. Evaluated existing HVAC system including humidifier integration, ductwork configuration, and associated plumbing and drainage components to provide replacement recommendations.
Responded to no cooling complaint on 10+ year old residential air conditioning system. Connected manifold gauges to condenser unit and performed refrigerant pressure diagnostics, revealing system operating outside normal parameters. Completed service evaluation and testing procedures to identify cooling failure cause.
Conducted comprehensive estimate for complete HVAC system replacement in residential property. Evaluated existing chimney-vented furnace in mechanical room and assessed requirements for upgrading to high-efficiency cold-climate heat pump system. Inspected current air conditioning system and identified lack of ductwork to second floor, requiring design considerations for whole-home cooling solution including upper level. Assessed existing water heater installation and specified requirements for high-capacity heat pump water heater to accommodate six-person household demand. Documented existing mechanical room layout, ductwork configuration, copper plumbing lines, and utility connections through detailed photography. Reviewed space constraints and ventilation requirements for proposed equipment upgrades, noting transition from atmospheric chimney venting to direct-vent or condensing technology for improved efficiency and safety compliance.
Completed full HVAC system installation including Trane heat pump outdoor unit mounted on concrete pad with proper clearances and leveling. Installed refrigerant line set with protective conduit, electrical connections, and PVC condensate drain line with proper termination and pitch. System was charged, tested, and verified operational with all safety checks performed and diagnostic measurements confirming proper system performance.
Responded to lead for non-operational furnace located in basement. Conducted assessment of existing HVAC system including basement furnace unit and outdoor Trane condenser, documented equipment condition and installation configuration, and provided replacement estimate for failed heating system.
Conducted on-site estimate for complete air conditioning system replacement in single-story condominium unit. Evaluated existing furnace and HVAC equipment located in utility room, documenting current system configuration including ductwork, condensate drainage, and electrical connections. Photographed equipment showing age-related wear, discoloration on air handler components, and rust staining along ductwork seams, indicating potential moisture infiltration issues. Gathered necessary information to prepare replacement estimate for neighboring unit as well.
Conducted comprehensive site assessment for complete air conditioning system replacement at residential property with forced air furnace system in basement. Evaluated existing Trane XE 1000 outdoor condensing unit positioned on concrete pad against perimeter fence, noting unit failure and need for full system replacement. Assessed refrigerant line routing, electrical service panel capacity and circuit breaker configuration, and existing infrastructure to determine equipment specifications and installation requirements for new HVAC system replacement.
Performed complimentary air conditioning system start-up and operational verification. Conducted comprehensive system diagnostics using refrigerant gauges and electronic testing equipment on Lennox condenser unit. Inspected control board functionality, verified LED display operation, and confirmed proper defrost termination settings and operational mode configurations. All systems tested and operating within manufacturer specifications.
Responded to service call regarding rusty water observed beneath water heater. Upon arrival, performed comprehensive diagnostic inspection of A.O. Smith electric storage tank water heater (Model ENT-50, 50-gallon capacity, 4500-watt, 240-volt unit). Thoroughly examined tank exterior, all plumbing connections, copper and PVC piping, brass fittings, shut-off valves, and pressure relief valve for signs of active leakage or corrosion. Inspected floor area surrounding base of unit for moisture accumulation and traced potential sources of discoloration. Documented equipment condition and connection integrity with photographic evidence showing current installation configuration and manufacturer specifications.
# HVAC Service Report Responded to no cooling complaint on residential air conditioning system. Upon arrival, performed diagnostic testing of outdoor condensing unit using refrigerant manifold gauges and digital temperature measurement equipment. Diagnostic readings revealed abnormally high discharge temperature of 265.5°F and elevated system pressures, indicating potential compressor failure or severe refrigerant system restriction. High-side temperature of 119°F confirmed system operating outside normal parameters. Connected manifold gauge set to service ports and monitored system pressures during operation to verify compressor performance and refrigerant charge levels. Documented equipment conditions with photographic evidence showing condenser unit installation and diagnostic tool readings for customer review. Recommend further evaluation to determine if compressor replacement or additional refrigerant system repairs are required to restore proper cooling operation.
Responded to emergency service call for air conditioning system running low on refrigerant. Performed comprehensive system evaluation and provided detailed replacement estimate for existing AC unit. Documented electrical panel configuration and existing HVAC equipment installation, including furnace/air handler unit and associated ductwork in mechanical room.
Responded to no heat call and performed diagnostic inspection of HVAC system. Found extensive dust and debris accumulation throughout ductwork and air handling components, restricting airflow. Tested electrical components with multimeter, confirming proper voltage readings of 232V at system connections. System restored to operational status following inspection and testing procedures.
Completed comprehensive tune-up service on residential furnace and air conditioning system. Performed diagnostic temperature measurements using digital thermometer, recording supply air temperature of 93.0°F, and utilized true RMS multimeter to verify electrical readings at 59.88 volts across system components. All equipment tested and found operating within normal parameters.
Completed installation of new HVAC system including outdoor condensing unit and indoor evaporator coil. The outdoor unit was mounted on the rooftop with proper electrical connections and refrigerant line routing, while the indoor air handler was installed in the basement mechanical room with copper refrigerant lines, condensate drainage system, and electrical components properly connected. All manufacturer specifications were followed, system was tested and verified operational.
Completed annual tune-up on furnace system with arrival within scheduled window. Performed combustion analysis using Testo 310 II analyzer, recording efficiency at 92.6% with acceptable oxygen levels at 7.3%, carbon monoxide at 12 ppm, and CO2 at 7.69%. Inspected PVC condensate drain piping system and verified proper installation and functionality of all components.
Completed prepaid annual cooling system maintenance visit as part of membership agreement. Performed comprehensive inspection of Bryant furnace, air handler with Air Bear filtration system, and outdoor condenser unit. Verified proper operation of all HVAC components, checked refrigerant levels, inspected electrical connections, and confirmed system functionality for the cooling season.
Responded to emergency service call for 19-year-old air conditioning system found to be low on R22 refrigerant. Evaluated existing HVAC equipment and mechanical systems, documented current piping configuration including PVC condensate lines and insulated refrigerant lines, and assessed overall system condition to provide comprehensive replacement estimate for aging unit that has reached end of serviceable life.
