Furnace and Heating Repair, Installation, and Maintenance

Avalanche HVAC Services offers the best in furnace repair, maintenance and installation to residential clients in or around Castle Rock, CO.

Whether you need a new furnace, want to ensure your heater is working and up to date, or need a furnace repair or check up, we can help! Regular maintenance on your heating unit or updating to a new furnace or heat pump can significantly lower your electricity bill in addition to keeping you and your family safe, warm and comfortable. In addition to HVAC repair we also install thermostats, heat pumps and other related accessories.

Avalanche services Castle Rock, Littleton, Parker, Monument, Elizabeth and surrounding areas.

Give us a call at (303) 736-8151 or fill out our Contact Form to see how Avalanche HVAC Services can help.

Save Money With A New Heat Pump System

Installing a heat pump is a great way to keep yourself not only warm in the winter, but also cool in the summer. Despite the name, heat pumps serve not only as heating units, but also as air conditioners. They can also be a cost-saving investment. They work on electric instead of gas, which significantly reduces your energy costs. And for a limited of time, rebates are available to make the unit even more cost-efficient. Most installs pay for themselves in as little as 4-5 years! Read more about heat pumps here

Already have a heat pump or a working furnace? Regular maintenance can make your unit last longer, run more efficiently and keep your warranty in effect. Don't believe us? Check out this a great article on why you should have your furnace tuned-up every year.


Avalanche HVAC Services is your best choice for furnace and heating unit repair and maintenance. We offer free estimates and an $89.00 furnace check-up that includes a 1 year guarantee.  Plus, there is no service fee if necessary work is completed.

We service all brands, specializing in Goodman and Amana.


Our hours are 8am - 5pm Monday thru Friday. For emergency services, we are open until 10pm November-April.

Quotes and Estimates
We offer quotes and estimates at no extra charge.

Schedule an Appointment

Many of our furnaces have lifetime warranties, while others have a full 10-year parts and labor warranty. For questions regarding our services, reach out to us. Our staff members will be happy to assist you. Additionally, we can help you work within your homeowners' association (HOA) requirements.