Complete Heating & Cooling Solutions for Your Comfort
From emergency repairs when your furnace quits on a February night to precision AC installations that keep you cool through Colorado's scorching summers, Welzig Heating and Air delivers professional HVAC services that Fort Collins homeowners trust.
Expert HVAC Solutions for Every Northern Colorado Season
Whether you're battling Fort Collins winters that drop to -10°F or summer days that soar past 95°F, our comprehensive HVAC services keep your home comfortable year-round.
Heating System Repair & Installation
When Colorado's brutal winters hit, your furnace can't fail. Our certified technicians repair all major heating brands and install energy-efficient systems designed for our high-altitude climate. We stock parts for Carrier, Trane, and Lennox units, ensuring fast repairs even during January's coldest snaps.
Air Conditioning Services
Fort Collins summers can surprise you with temperatures hitting 100°F and intense UV at our 5,000-foot elevation. Our AC services include precision installations, emergency repairs, and maintenance programs that prevent breakdowns during heat waves when you need cooling most.
Learn more →
Indoor Air Quality Solutions
Colorado's dry air, wildfire smoke, and seasonal allergens create unique indoor air challenges. We install whole-home air purification systems, humidity control, and advanced filtration that addresses everything from pollen to PM2.5 particles that drift in from regional fires.
Learn more →Your Comfort Journey with Welzig Heating and Air
From your first call to final testing, we've streamlined our process to minimize disruption while maximizing your home's comfort.
Call for Service
Reach us at (970) 555-HVAC for immediate scheduling. Our dispatchers assess your needs and provide upfront pricing estimates before any technician arrives.
Professional Assessment
Our licensed technicians arrive in fully-equipped service vehicles, perform comprehensive system diagnostics, and explain all findings in plain language you can understand.
Transparent Solutions
We present repair options with fixed pricing, warranty details, and honest recommendations. No surprises, no pressure tactics – just clear choices for your budget.
Quality Completion
After completing work to code standards, we test system performance, clean the work area, and provide maintenance tips to extend your equipment's lifespan.