What We Offer

HVAC Services in Centennial, CO

From emergency AC repair to full system installation, Guardian HVAC handles every heating and cooling need for your home.

Air Conditioning

AC Repair

Is your air conditioner not cooling? Making strange noises? Our NATE-certified technicians diagnose and repair all makes and models of central air conditioning systems. We carry common parts on our trucks to get your system running the same day.

Request AC Repair

AC Installation

Ready to replace an aging air conditioner or install a new system? We help you choose the right size and efficiency rating for your home, then handle the full installation — from removing the old unit to commissioning the new one.

Request AC Installation

AC Maintenance

Annual tune-ups keep your air conditioner running efficiently and catch small problems before they become expensive repairs. Our maintenance visit includes a full system inspection, cleaning, and performance check.

Schedule AC Maintenance

Heating

Furnace & Heating Repair

No heat in a Colorado winter is an emergency. We offer fast response for furnace repair, heat pump repair, and boiler service. Our technicians are trained on all major brands and can diagnose most issues on the first visit.

Request Heating Repair

Heating Installation

Whether you're replacing a failing furnace or upgrading to a more efficient system, we'll help you find the right solution for your home and budget. We install gas furnaces, heat pumps, and boilers.

Request Heating Installation

Furnace Maintenance

A well-maintained furnace runs more efficiently, lasts longer, and is less likely to fail on the coldest night of the year. Our annual furnace tune-up covers cleaning, inspection, and safety checks.

Schedule Furnace Maintenance

Additional Services

Indoor Air Quality

Colorado homes can trap dust, allergens, and pollutants. We offer whole-home air purifiers, humidifiers, dehumidifiers, and ventilation solutions to improve the air your family breathes every day.

Improve Your Air Quality

Home Safety & Protection

Carbon monoxide and gas leaks are serious hazards. We inspect your heating equipment for safety issues and can install CO detectors and other protective measures to keep your family safe.

Request Safety Inspection

Not sure what you need?

Call us and describe what's happening. We'll point you in the right direction — no pressure.