HVAC Contractors in Wauwatosa, WI
Residential Heating & Air Conditioning Solutions
Wauwatosa homes range from historic properties with older ductwork to updated homes with modern HVAC systems. That mix creates different heating and cooling demands depending on insulation, layout, and system age. As HVAC contractors serving Wauwatosa, we provide complete heating and cooling services, including air conditioning service, furnace repair, and full system replacement.

Emergency HVAC Services in Wauwatosa, WI
When heating or cooling systems fail during extreme temperatures, fast response matters. We provide emergency HVAC services in Wauwatosa, including AC repair during hot, humid conditions and furnace repair during freezing weather.
Same day HVAC service is available when scheduling allows. Our technicians diagnose the root cause of system issues to prevent repeat breakdowns.
Emergency service applies to equipment failures only. For gas leaks or immediate hazards, contact emergency services first.
Complete Heating & Cooling Services in Wauwatosa, WI
AC Repair & Cooling Solutions
Wauwatosa summers bring heat and humidity, which can put strain on air conditioning systems, especially in older homes with limited airflow. If your AC is not keeping up, running constantly, or producing uneven temperatures, it may require repair or replacement.
We provide full air conditioning service, including diagnostics, repair, installation, and replacement. Upgrading older systems can improve both efficiency and humidity control. Routine maintenance helps reduce breakdown risk and keeps systems operating efficiently.
Furnace & Heating System Services
Winter conditions in Wauwatosa require dependable heating systems that can maintain consistent indoor temperatures. We provide furnace repair, heating service, and system replacement for homes throughout the area.
We also service boilers and heat pumps, offering repair, installation, and maintenance. Boilers provide steady radiant heat, while heat pumps offer an efficient option for both heating and cooling. Each system is evaluated based on your home’s needs.
Indoor Air Quality Solutions
Older homes and tighter building envelopes can both impact indoor air quality. We provide air duct cleaning to remove buildup that restricts airflow, as well as dryer vent cleaning services that improve efficiency and safety.
Air purification systems help reduce allergens and airborne particles. Improving airflow and ventilation can make a noticeable difference in comfort, especially in homes with inconsistent temperatures.
HVAC Tune-Ups & Maintenance Plans
Routine maintenance helps keep HVAC systems operating efficiently and reduces the likelihood of unexpected breakdowns. Our maintenance plans include seasonal inspections, cleaning, and performance checks for both heating and cooling systems.
Preventative service extends equipment lifespan and helps maintain consistent performance throughout the year.
HVAC Financing & Payment Options
Replacing or upgrading an HVAC system can be a significant investment. We offer financing options that allow homeowners in Wauwatosa to move forward with necessary upgrades while managing costs over time.
Flexible payment plans make it easier to improve comfort and efficiency without delaying important system improvements.
Signs You Need HVAC Service in Wauwatosa, WI
With a mix of older homes and updated systems, HVAC issues in Wauwatosa can vary widely depending on construction and system age. These are common signs it’s time to call a professional.

Furnace & Heating Problems
- Furnace struggling to heat older homes evenly: Outdated systems may not distribute heat effectively.
- Boiler radiators heating inconsistently: Often caused by air pockets or circulation issues.
- Heat pump losing efficiency in colder weather: May rely too heavily on backup heat.
- Strange burning smells when heat turns on: Dust buildup or component wear.
- Cold spots throughout the home: Ductwork or airflow imbalance.
- Furnace shutting off unexpectedly: Safety switch or overheating issue.
Air Conditioning Problems
- AC running but not cooling effectively: Could indicate refrigerant or compressor issues.
- Uneven cooling between rooms: Common in older duct systems.
- High indoor humidity despite AC use: System not removing moisture properly.
- AC unit freezing during operation: Airflow restriction or low refrigerant.
- Mini split not cooling certain areas: System sizing or internal issue.
- Warm air coming through vents: System malfunction or control issue.
- AC making unusual noises: Electrical or mechanical component failure.
Whole-System HVAC Issues
- Weak airflow from vents: Blower motor or duct obstruction.
- Indoor air feels stale or dusty: Air quality or filtration issues.
- Thermostat not matching room temperature: Sensor or placement problem.
- Frequent filter clogging: High dust levels or airflow imbalance.
- Ventilation system not functioning properly: HRV/ERV issues.
- Dryer taking longer than usual: Possible vent blockage.
- Rising energy bills without explanation: System efficiency declining.
HVAC Permits & Local Regulations in Wauwatosa, WI
A mechanical permit is required in Wauwatosa for all HVAC work, including installations, replacements, and service. Permits must be applied for online by licensed HVAC contractors or property owners.
Permit costs typically range from $50 to $75 per unit, depending on system size and capacity.
For permitting questions or inspections, contact the Building & Safety Department:
- 7725 W. North Ave.
- Wauwatosa, WI 53213
- (414) 479-8913
Selecting the Best HVAC System for Homes in Wauwatosa, WI
Choosing the right HVAC system depends on your home’s size, layout, and existing infrastructure. Homes in Wauwatosa average around 1,788 square feet, but older construction and ductwork can impact how systems perform.
An oversized system can short cycle and reduce efficiency, while an undersized system may struggle to maintain comfort. Proper sizing and installation are key to long-term performance.
| Climate Factor | Average in Wauwatosa, WI | HVAC Impact |
|---|---|---|
| Home Size | ~1,788 sq ft | Mid-sized systems typically required |
| Summer High Temps | Mid 80s to low 90s °F | Requires consistent cooling performance |
| Humidity Levels | Moderate to high | Impacts indoor comfort and system demand |
| Winter Low Temps | Below freezing | Heating systems must operate reliably |
| Seasonal Swings | Wide variation | Systems must perform year-round |
| Housing Mix | Older homes and renovations | Airflow and insulation vary |
| Energy Usage Trends | Moderate | Efficiency helps reduce long-term costs |
Choosing between a furnace and AC system or a heat pump depends on your home’s setup and efficiency goals. Proper sizing ensures consistent comfort throughout the year.
Book HVAC Service in Wauwatosa, WI
If your system needs repair, maintenance, or replacement, we provide reliable HVAC service throughout Wauwatosa.
Call (262) 500-3410 to schedule service or request an estimate.
More Services in Wauwatosa, WI
Why Choose Mr. Holland's
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Rooted in Wisconsin
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All-in-One Service
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Guaranteed Comfort
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Veteran Strong
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Trusted by Thousands
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“The technician who came to service my home was Shannon. He was absolutely the best! He knew exactly what to do with minimum effort. If I have any issues again in the future, I'm definitely going to request Shannon at Mr Holland's.”Jake B.
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“Omar came to tune-up my furnace for the winter and did an excellent job and was very thorough. He also took the time to answer my questions and explain. He is friendly, professional, courteous and knowledgeable. Thank you, Omar & Mr. Hollands.”Gloria W.
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“Kyle came out yesterday to fix our air conditioner, and he was a godsend! It’s blistering hot and humid today. Turned out to be a fried wire in the control panel. We’re cool & so comfortable today, and the bill was exceptionally reasonable.”Melanie Z.
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“We always have a great experience with these guys. This time we had Luis and he was fantastic. Found the root cause of our issue. Explained everything to us and provided options. Never pushy and always professional. Thank you!!”Dave V.
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“The technician who came to service my home was Shannon, and he was absolutely the best. I wish I could give him a million stars. He knew exactly what to do with minimum effort. If I have any issues again in the future, I'm definitely going to request him.”John B.
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“Mr Hollands came through in a pinch, and we couldn’t be more pleased with the prompt scheduling and service by our technician, Paul Johnson. This is our first experience with Mr Hollands, and they’ve definitely earned our business in the future”Jason C.
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“Had an emergency plumbing problem today, called Mr Holland as we’ve heard them advertised on WISN radio. The service & work was incredible. Their plumber Andy was responsive, courteous, and did great work.”Alan A.
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“We have found Mr Holland's to be a quality home services company to work with and have been very happy with our experience with them.”Bruce B.
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“Simple, straightforward pricing and knowledgeable in their specialized field. Will be using them for all my home care needs they provide.”Zach S.