Lyons HVAC Services

Full-Service Heating & Cooling for Lyons Homes & Businesses

Since 1978, H.J. Faust, Inc. has delivered reliable HVAC services across southeastern Wisconsin, building a client base of more than 20,000 homes and businesses along the way. We handle the full range of heating and cooling work: design-build projects, new construction, system upgrades, sheet metal fabrication, and ongoing maintenance and repair. Whether your furnace quit overnight or you’re planning a full system replacement, our goal is simple: Get Control of Your Comfort.

Wisconsin winters are unforgiving, and summer humidity puts real stress on cooling equipment. Uneven temperatures, rising energy bills, unusual noises, or a system that cycles on and off too often are all signs it’s time for a professional look.

We’re ready to help with the full scope of HVAC services, including:

• AC installation & replacement
• AC repair
• Heating services
• Furnace services
• Heat pump services
• Mini split installation
• Indoor air quality

Ready to schedule HVAC services in Lyons? Call us at (262) 418-0700 and we can get you taken care of.

NATE-Certified Technicians Trained Through a Five-Year Apprenticeship

Every technician on our team is NATE-certified. North American Technician Excellence is a respected third-party credential in the industry, requiring technicians to pass rigorous assessments in heating, cooling, ventilation, and refrigeration. Our mechanics are also fully licensed, insured, and factory-trained, so they arrive at your home prepared for the equipment they’ll be working on.

What sets our training pipeline apart is the Associated Builders and Contractors (ABC) Apprentice Program, a state-approved five-year curriculum that combines classroom instruction with hands-on field work under direct Senior Mechanic supervision. This isn’t a crash course. It’s a structured path that produces technicians who have practiced real installations and repairs before working independently. Beyond the apprenticeship, every field and office employee completes a minimum of four training sessions per year to stay current on new equipment, technologies, and processes.

Heating & Cooling Services Available in Lyons, WI

We install Lennox systems and service all major brands, including Carrier, Daikin, Goodman, Honeywell, Trane, and Bryant. Whatever equipment is in your home, we can diagnose, repair, maintain, or replace it.

Furnace & Heating Services

A furnace failure in a Wisconsin winter moves fast from inconvenient to urgent. Our technicians diagnose heating problems accurately and give you a clear picture of what your system needs before any work begins. Whether a repair gets you back on track or a replacement makes more sense, you’ll get an honest assessment. For furnace services and broader heating services, we’re available 24/7 for emergencies.

AC Installation & Repair

Cooling equipment works hardest when temperatures and humidity peak together. That’s exactly when you can’t afford a breakdown. Our team handles everything from diagnosing a system that’s struggling to cool your home to full AC installation and replacement. For immediate issues, AC repair service is available around the clock.

Heat Pumps & Ductless Mini-Splits

Heat pumps deliver both heating and cooling and perform well through Wisconsin’s moderate shoulder seasons; cold-climate models can handle below-freezing temperatures. Heat pump services include both installation and ongoing maintenance. Ductless mini split systems are an efficient fit for home additions, finished basements, garages, and any space that isn’t connected to existing ductwork.

Indoor Air Quality

When homes are sealed against cold weather, air quality issues become more noticeable. Our indoor air quality solutions include whole-home humidifiers, dehumidifiers, air purifiers, and advanced filtration systems that address these issues at the source rather than room by room.

Annual Maintenance Agreement

We recommend a spring check-up for your air conditioning system and a fall check-up for your heating system each year. Catching small issues before a breakdown is less disruptive and less expensive than emergency repairs mid-season. Our Annual Maintenance Agreement covers both visits and includes a 30-point inspection, priority scheduling, no overtime charges for after-hours calls, and a 10% discount on all parts and labor when repairs are needed. Agreement customers move to the front of the line during peak demand periods, such as the first cold snap of fall or a summer heat wave, when appointments fill quickly.

An HVAC Contractor Lyons Residents Have Trusted Since 1978

Hundreds of Google reviews have earned us an Excellent rating, with customers consistently noting our promptness, clear communication, and thorough work. We’re also BBB-accredited. Before we recommend any solution, we perform a thorough inspection. We won’t suggest more than your system actually requires.

We’re also part of the communities we serve. Each year we participate in the Lennox Feel The Love program, nominating a deserving household, such as educators, veterans, first responders, or families facing hardship, and donating and installing a new heating or cooling system at no cost to the recipient. Locally, we sponsor the Tall Tales Music Festival, the Burlington Turkey Trot benefiting Love, Inc., and the Transitional Living Center of Burlington, and we support local schools, athletic programs, and the Chamber of Commerce. On every job, we recycle all eligible material and dispose of the rest responsibly.

Lyons HVAC Frequently Asked Questions

How Often Should I Have My HVAC System Serviced?

We recommend two visits per year: one in spring for your air conditioner and one in fall for your furnace. Staying on that schedule helps prevent unexpected breakdowns and keeps your equipment running efficiently through each season’s peak demand.

What Are the Warning Signs My System Needs Attention?

Call for a professional inspection if you notice uneven temperatures between rooms, unexplained increases in your energy bills, unusual sounds like banging, rattling, or squealing, weak airflow from vents, or a system that cycles on and off more frequently than normal. Before calling, check your thermostat settings and circuit breakers. Sometimes that’s all it takes.

How Long Should a Furnace or Air Conditioner Last?

Most furnaces last 15 to 20 years with consistent maintenance, and central air conditioners can typically last a similar span depending on climate, usage, and how well the system is maintained. Systems in that age range that are requiring frequent repairs are worth evaluating for replacement. We can give you a straightforward assessment so you can make an informed decision rather than spending money on a system that’s near the end of its useful life.

What Can I Do to Improve My Home’s Efficiency?

Routine maintenance is the single highest-impact step. Beyond that, sealing air leaks, improving insulation, and upgrading aging equipment all contribute. We offer competitive pricing and flexible scheduling for HVAC services in Lyons, WI. 

Contact us at (262) 418-0700 to discuss what makes sense for your home.