Furnaces
Diagnosis, repairs, installations, replacements, and maintenance.
Request furnace serviceLOCALLY OWNED • RANDOLPH, WISCONSIN
Wisconsin Seasons Change.
Your Comfort Shouldn't.
From snowy mornings to warm afternoons—and everything in between—we help keep your home comfortable through Wisconsin's unpredictable weather.
Locally OwnedRandolph, WI
Honest RecommendationsNo unnecessary work
Quality WorkmanshipFair pricing
Community FocusedNeighbors helping neighbors
KEEPING WISCONSIN HOMES COMFORTABLE
Heating & Cooling Services
Practical solutions, straightforward recommendations, and dependable residential service.
Air Conditioners
AC repairs, installations, replacements, and seasonal maintenance.
Request AC serviceHeat Pumps & Mini-Splits
Installation options for homes that need flexible comfort.
Ask about optionsBoilers
Boiler repair, installation, and replacement across brands.
Request boiler serviceThermostats
Thermostat troubleshooting, replacement, and installation.
Ask about thermostatsPRACTICAL ADVICE FOR HOMEOWNERS
HVAC Tips & Advice
Clear answers to common heating and cooling questions, from your local HVAC contractor.
FILTER BASICS
Furnace Filters: How to Choose and Change One
Find the right size, check the airflow arrow, and know when it is time to replace your filter.
Read the furnace filter guide →ABOUT WILCOX HEATING AND COOLING
Reliable HVAC Service
You Can Trust
We're a locally owned heating and cooling business based in Randolph, Wisconsin. We believe homeowners deserve honest answers, fair pricing, and quality work—not pressure to buy something they don't need.
Whether your system needs a repair, routine maintenance, or replacement, we'll explain your options and help you make an informed decision.
Honest Recommendations
Practical options for your home.
Fair Pricing
Clear conversations about costs.
Quality Workmanship
Careful work and attention to detail.
Local & Family Focused
Proudly serving our neighbors.
DISCOUNTS
★ Veterans✦ First Responders▣ Teachers
OUR SERVICE AREA
Based in Randolph. Proudly serving nearby communities.
We serve Randolph and surrounding Wisconsin communities. Not sure whether you're in our service area? Call and we'll let you know.
Call to confirm your location →CUSTOMER FEEDBACK
Reviews
We're building our collection of verified customer reviews. We won't post made-up testimonials—check back as customers share their experiences.
GET IN TOUCH
Request Service
For the quickest response, call us. You can also send your service request using our online form.
☎ (920) 306-3478Tell us what you need
Use our service request form to share your contact information, address, and what is happening with your heating or cooling system.
Open Service Request Form ↗Opens the Wilcox Heating and Cooling Google Form in a new tab. Submit your request there.