Of course we can be accused of being biased, but we 100% believe we are the Best HVAC Company in Colorado. Our customer service can not be beat. We are completely focused on maintaining long term customer relationships based on mutual respect and trust. Not only are we committed to excellent customer service, we have the most competitive pricing in Colorado. No matter if you need service in your home or at your business, we have the best rates available compared to other highly regarded, qualified, insured, and licensed companies.

If you are having problems with your existing HVAC system, give us a call and we will quickly come to your location, troubleshoot the problem, and provide a fair and honest price for repair.

If you have received an quote from another company that is exorbitant or seems to high, please give us a call for a second opinion. Not only can we likely quote a better price, we WILL provide a better service/install/repair.


We appreciate you taking the time to learn about our company. As a thank you, we would like to offer you 30% off your next service call. We absolutely have the lowest service call rate compared to other professional, licensed and insured HVAC companies. Our current service call rate is $78.00, contact us through this page and you will only be charged $54.00 for the HVAC service call.

Air Conditioning, Furnaces, Humidifier, Water Heater, Boiler and all other HVAC related service

Littleton – Roxborough – Highlands Ranch – Lone Tree – Centennial – Parker – Castle Rock – Lakewood – Arvada – Thornton – Westminster – Denver Metro Area.

Schedule Now

We offer 100% Free Estimates on all new systems. If your home or business is in need of a new furnace, air conditioner, water heater, humidifier, or rooftop unit (RTU). Do not hesitate to call. We will schedule a free estimate quickly and will likely be able to get to your location the same day.

ROX Heating & Air, is committed to your 100% satisfaction. We promise to provide you with the best and most honest HVAC services in town. Don’t get ripped off by a company that says you need to hurry and do this now. We can do it just as quick at a much better price and much higher quality!