Keep your HVAC systems, furnace, air conditioner, and air ducts in great condition courtesy of Avalanche Home Systems and Service, LLC in Castle Rock, CO.

  Call Today!     303-736-8151

For All your HVAC, Rain Gutters, and Duct Cleaning Needs

Avalanche Home Systems offers comprehensive services that include HVAC repair, installation, and maintenance. We service furnaces, air conditioners, swamp coolers and all heating and cooling systems. We also install necessary accessories such as humidifiers, thermostats, and electronic air cleaners.

In addition to HVAC, we also provide air duct cleaning. For duct cleaning, we seal off all vents and use a Nikro duct cleaning vacuum to suck out all of the dust and debris that get built up over the years, thereby ensuring that the air you breathe is as clean as possible and free from allergens or bad odors.

As a small family business, we are able to work closely with our clients. Our team takes pride in the way we are able to establish good relationships with our clients. We always listen to their requests and keep them in mind while we do our job. As an added bonus, if you let us install any full heating and air conditioning system, you’ll receive a free duct cleaning or humidifier install. Want to know more about the importance of HVAC repair and maintenance, check out this great article from the EPA.

Interested in our services? Call us at (303) 736-8151 to talk to a professional.

Why Choose Us

Our company was included in the Castle Rock's Best of the Best 2013 and 2018 awards, and we carry 5 star rating on Yelp, a 5 star rating on Home Advisors, and a 4.8 star rating on Google Businesses. We believe that this is mainly because we treat our clients with utmost respect and honesty, and care for their homes as if they were our own.


We are always timely and operate
with honesty and integrity.

Excellent Service

We strive to live up
to your expectations.

Quality Equipment

We only use
top-of-the-line machines.

Dedicated Team

Our friendly staff is always ready to answer your questions.