Elkhorn HVAC Services

Residential & Commercial HVAC in Elkhorn, WI

Since 1978, H.J. Faust, Inc. has helped homeowners and businesses across southeastern Wisconsin with a simple commitment: Get Control of Your Comfort. With more than 20,000 clients in our install base, we bring decades of field experience to every job in Elkhorn. That includes emergency repairs and routine maintenance, as well as full design-build installations and commercial HVAC projects.

Ready to schedule service or request a free estimate? Call us at (262) 418-0700 and our team can get you taken care of.

Why Elkhorn Customers Choose H.J. Faust, Inc.

Training depth is what separates a capable technician from one who guesses. Our mechanics complete the state-approved Associated Builders and Contractors (ABC) Apprentice Program. It is a multi-year curriculum that pairs classroom instruction with hands-on field work under direct Senior Mechanic supervision. On top of that foundation, every field and office employee attends a minimum of four training sessions per year to stay current on new equipment and processes.

Our technicians are fully licensed, insured, factory-trained, and NATE-certified, meaning they meet nationally recognized standards in heating, cooling, ventilation, and refrigeration. We’re also BBB accredited and have earned an Excellent rating across hundreds of Google reviews. Customers consistently point to our promptness, clear communication, and thorough work. When you call us for HVAC services in Elkhorn, WI, you’ll get an honest assessment. We start every visit with a thorough inspection and won’t recommend more than your system actually requires.

HVAC Services We Offer in Elkhorn

We install Lennox systems and service all major brands, including Carrier, Daikin, Goodman, Honeywell, Trane, and Bryant.

Our Elkhorn customers can count on us for:

• AC installation & replacement
• AC repair
• Mini split system installation
• Indoor air quality
• Commercial cooling
• Commercial heating

Lennox Premier Dealer

We’re proud to hold Lennox Premier Dealer status, which qualifies our team to recommend and install advanced, energy-efficient Lennox systems for your home or business. Our relationship with Lennox goes beyond product. Each year we participate in the Lennox Feel the Love program, nominating a deserving household in our community, such as educators, first responders, veterans, or families facing hardship, then donating and installing a new heating or cooling system at no cost to the recipient. We service all major brands, but this partnership reflects the standard we hold ourselves to.

Air Conditioning Repair, Maintenance & Installation

Wisconsin summers bring real heat and humidity, and when your AC starts running constantly, making unusual noises, or simply stops cooling, you need help fast. We provide routine maintenance, repairs, and full system replacements for any brand, and our technicians are available 24/7 for emergency cooling calls. Whether your system needs a tune-up before summer or a full replacement, our HVAC services in Elkhorn, WI can help.

Furnace Repair & Heating Services in Elkhorn

A Wisconsin winter isn’t forgiving when a furnace fails. Warning signs like no warm air, a discolored pilot light, rattling sounds, or frequent short-cycling deserve attention before they become emergencies. We provide furnace repair, maintenance, and installation for residential and commercial customers, servicing Lennox and all major heating brands. Every service call starts with a thorough inspection. We’ll tell you honestly whether repair or replacement makes more sense for your situation, and we’re available around the clock when heat can’t wait.

HVAC Installation & Replacement

Before we recommend a system, we assess your home or building and work with you to match equipment to your needs and budget. Our installation scope runs from single-unit residential replacements to full commercial projects. Financing with approved credit is available for new equipment, and we offer free estimates so you know what to expect before any work begins.

Annual Maintenance Agreement

We recommend servicing your air conditioner each spring and your heating system each fall. Our Annual Maintenance Agreement formalizes that schedule and adds meaningful protections: a 30-point inspection, a furnace check-up, an air conditioner check-up, priority scheduling, no overtime charges for after-hours calls, and a 10% discount on all parts and labor when repairs are needed. Consistent maintenance helps prevent breakdowns, keeps systems running efficiently, and extends the life of your equipment.

Indoor Air Quality Solutions

Tight Wisconsin homes trap more than warmth. They can hold allergens, excess humidity, and airborne pollutants that affect health and comfort year-round. Our indoor air quality services address those issues with solutions that integrate directly with your existing HVAC system, giving Elkhorn homeowners cleaner, healthier air without a separate installation project.

Elkhorn Heating & Cooling FAQ

How Often Should I Have My System Serviced?

We recommend twice per year: a spring check-up for your air conditioner and a fall check-up for your heating system. Our Annual Maintenance Agreement makes it easy to stay on that schedule without having to remember to call.

How Do I Know When It’s Time to Replace My System?

Rising energy bills, more frequent repairs, inconsistent temperatures, and an aging system are all signals worth investigating. We can’t tell you whether repair or replacement is right until we inspect, but when we do, we’ll give you a straight answer based on what your system actually needs.

Should I Turn Off My HVAC When I’m Not Home?

A complete shutdown can cause humidity swings and temperature extremes that stress your home and your system. A programmable or smart thermostat lets you reduce output while you’re away without going to zero. It is a more efficient middle ground for Elkhorn homeowners.

Contact our Elkhorn HVAC technicians today at (262) 418-0700 to request your heating, cooling, or ventilation service.