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Furnace Installation & Replacement in Waukesha 

Installing Highly Efficient Heating Systems in Greater Milwaukee

When winter settles across Waukesha and Southeastern Wisconsin, a dependable, high-efficiency furnace isn't just about indoor comfort; it’s a critical line of defense against sub-zero temperatures and freezing pipes. At Roman Home Services, we offer furnace installation and replacement in Waukesha, providing solutions tailored to the severe heating demands of local homes. Whether you are replacing an aging, inefficient unit or installing a modern variable-speed system to lower monthly utility bills, our licensed HVAC technicians manage every detail, from precise heating load calculations to code-compliant gas and electrical hookups. 

Call (262) 558-5611 or message us online to request a free estimate and explore our financing options. Se habla español.

Our Furnace Installation Process

Replacing your home’s heating system is a major investment in your family's comfort and safety. That’s why our licensed heating technicians perform a seamless, code-compliant installation engineered to handle Wisconsin’s extreme sub-zero winters efficiently.

Here is what you can expect from our furnace installation process:

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Service That Leaves an Impression

    100% will use Roman again.
    “Kevin O. was great. He was thorough, showed me what the problem was with my AC and had it fixed right away.”
    - Alex R.
    Excellent service. Very skilled.
    “Technicians work very well with each other. Explained work to be performed. Answered questions. Got the jobs done. Appreciate their professionalism and hard work replacing and installing air-conditioning unit and electrical work. Was good experience. I recommend Roman to family and friends.”
    - Deborah M.
    I would definitely call Roman again for further service.
    “We had an outlet go bad for our dryer, made a call for service and got a next day appointment. Our electrician Katie was on time, very friendly and got us back up and running.”
    - Mike L.
    Outstanding service.
    “We had a sewer back up on a Saturday night. From the time I called until the drain was clean was only 2 hours. Outstanding service, big shout out to Conner, very professional. Thanks!”
    - Phil K.
    Will be calling them again for my next project needs.
    “I had a great experience with Roman. They were prompt to schedule and arrive, informative and transparent with the work, and completed my project cleanly and quickly.”
    - Michael A.
    They were very thorough!
    “This was a detailed and complicated job and they made it look easy! They were very thorough and cleaned everything up!”
    - Jean K.
    I'm very happy.
    “We had some miscellaneous plumbing done and a new water heater installed. The guys were excellent.”
    - Kathleen C.
    Overall I would highly recommend!
    “Connor and his apprentice Alex were very friendly, professional and helpful. The whole thing from start to finish was very easy and painless.”
    - Justin F.
    I will be using their services for my future needs.
    “Scheduling was easy and efficient. Wesley was very friendly and knowledgeable. He was able to cap off our plumbing pipes quickly.”
    - Kelly T.

Furnace Installation & Replacement FAQs 

What AFUE efficiency rating is recommended for Southeastern Wisconsin winters?

Annual Fuel Utilization Efficiency (AFUE) measures how efficiently a unit converts fuel into heat. While standard models start at 80% AFUE, we strongly recommend high-efficiency condensing furnaces rated at 95% to 98% AFUE for Waukesha homes. These units feature sealed combustion and PVC direct-venting, converting up to 98 cents of every energy dollar into usable heat and significantly lowering gas heating bills during prolonged sub-zero cold snaps.

How do I know if my furnace needs to be replaced or just repaired?

If your furnace is over 15 to 20 years old, requires frequent repairs, or struggles to maintain comfortable indoor temperatures during peak winter, replacement is usually the smarter financial investment. Additionally, cracked heat exchangers, often caused by age and constant thermal stress, pose a severe carbon monoxide safety risk that necessitates an immediate system replacement.

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$25 OFF Any service when you need a second opinion Valid Sep 1, 2026 - Dec 31, 2026

The Care Behind the Work

Because How We Serve You Matters Just as Much as What We Do
  • Know the Cost Before We Start
    We believe good service should come with transparency. Our upfront, flat-rate pricing means you’ll know the total cost before work begins.
  • No Mess. No Stress.
    Your home deserves as much care as the work itself. Our Red Carpet Treatment means protecting your space and leaving it clean when the job is complete.
  • Service With a Personal Touch
    From our call center to your home, we believe great service starts with treating people well. Our team is friendly, knowledgeable, and ready to answer your questions.
  • Nearly a Century of Know-How
    For almost 100 years, Roman has combined generations of experience with ongoing training and modern expertise to deliver work you can count on.