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Welcome to Welzig Heating & Air

Welzig Heating & Air is a registered HVAC Colorado Contractor specializing in high-quality residential and commercial heating and air conditioning installations and repairs. We are a locally owned and operated company since 1994.

WE CARE… AND THAT MAKES ALL THE DIFFERENCE

We care about your comfort in your home.
Our Salespeople and our Installers care about your property and your safety.
We care about our work exceeding your highest expectations.
We care about our products because they will stand the test of time.
Caring over the past two decades is what separates us from our
competition and is the foundation of our continued success!

OUR PROMISE TO YOU IS TO:

Show up when we say we will.
Finish the job on time within the price we quoted you.
Guarantee the quality of our work to your full satisfaction.

OUR SERVICE AREA:

Proudly Serving Colorado in the Following Locations:
Longmont, Boulder, Dacono, Erie, Firestone, Fort Collins, Frederick, Gunbarrel,
Lafayette, Louisville, Loveland, Mead and Niwot!

Welzig Heating & Air has been the Recipient of
Angies List Super Service Award for 2 Consecutive Years!!

This exclusive recognition is given annually to approximately 5% of service companies who achieved and maintained a superior service rating on Angie’s List throughout the past year.

This prestigious award recognizes the Welzig Team’s dedication to customer service and quality work and is highly esteemed by members of Angie’s List.

We are proud to sell and service the LENNOX™ line of high quality and reliable furnaces and air conditioners. We have earned the title of LENNOXPremier Dealer through our employees’ commitment to 100% customer satisfaction. We specialize in servicing both residential and commercial heating and air conditioning customers.

In addition to furnaces and air-conditioners, we also install and service boilers, heat exchangers, both tank and tankless hot water heaters, programmable thermostats and a wide array of accessories to satisfy all your heating and air conditioning requirements.

Hi, my name is Jimmy Welzig. Thank you for visiting our website and if you have any questions or concerns please give us a call at (303) 678-5576 or email me at info@welzig.com.