HVAC Services in Sauk County, WI

Yes, but due to special licensing requirements in the City of Madison, we are limited to providing HVAC services only in specific communities in Dane County. If you live in Dane County, please call our main office and ask if we can service your address.

Age, repair history, and efficiency are the biggest factors. Furnaces typically last 15–20 years and central AC units last 10–15 years. If your equipment is past its prime, breaking down frequently, or driving up your utility bills, replacement often saves money long-term. Newer systems with isolated issues are usually worth repairing. Our technicians give you an honest assessment either way.

Authorized Comfortmaker dealer, We install and service most major HVAC brands including Lennox, Carrier, Trane, Bryant, Goodman, and Rheem. During your consultation, we recommend the right model based on your home’s size, your existing setup, fuel source, and budget.

Most residential HVAC replacements are completed in one to two days. New construction or whole-system installations with ductwork modifications can take longer. We provide a clear timeline in your written estimate before any work begins.

Yes.  Financing available (no payments and no interest if paid in full within 6 months, or 9.99% for 5 years, longer term options also available. Is available for qualifying HVAC projects through our partner. We can walk you through options during your consultation.

We recommend annual maintenance for both your heating and cooling systems   typically a furnace tune-up in the fall and an AC tune-up in the spring. Regular maintenance reduces breakdowns and extends equipment life.

Yes. RHD pulls all required permits and coordinates inspections on your behalf so you don’t have to manage that process yourself.

Yes. We install whole-home humidifiers, dehumidifiers, HEPA filtration, UV air purifiers, and ventilation upgrades. If your home has dry winter air, summer humidity, or allergy concerns, we can recommend solutions that integrate with your existing HVAC.

We work hard to respond quickly to urgent HVAC issues, especially during peak heating and cooling seasons. Call our office to check on availability for same-day service.

A furnace generates heat by burning gas, propane, or using electric resistance. A heat pump moves heat from outside to inside (or vice versa for cooling), which is more energy-efficient. Cold-climate heat pumps now perform well in Wisconsin winters and can be paired with a backup furnace for hybrid systems.

Yes. RHD provides a 1-year workmanship warranty on all HVAC installations. On Comfortmaker air conditioning and heating units, you also get a 10-year No-Hassle Replacement Limited Warranty on covered parts. Manufacturer warranties vary by brand and model, so we walk you through the exact coverage for your equipment before installation.