Contact | Welzig Heating and Air

Established in 1994. Family Owned and Operated. Satisfaction Guaranteed.

Welzig Heating & Air

303-532-4960
1831 Boston Ave. #D
Longmont, CO 80501
Serving: Boulder, CO & Surrounding Areas

Text Us at 720-600-8370

Send us a message:

HVAC Services Throughout Colorado

We proudly service all those in the Boulder, CO & Surrounding Areas. Call today to improve your home comfort.

View Our Service Area

Our Clients Love Us

"Casey, I am glad I chose your company to help with my air conditioner problem. I was a bit surprised when your workers discovered that the old duct-work was only four inches in diameter, actually, I was more depressed and concerned about how this would affect the entire job..."

Bob
"Bob came out to my house when our heater stopped working at 10 pm at night. He was cheerful despite the late hour and it was immediately obvious he knew what he was doing. He got our heat working but predicted it might not last the night due to a problem with a part. (Nothing dangerous) He promised to come back the next day. As predicted, the heat lasted a few hours and then stopped. The next day Bob was back and at work. It took several hours and replacing one part led to replacing another, but he got us back in business and the system has performed flawlessly since then. Great guy, great company and I will only use them in the future!"

Chris
"Saul and his crew were all they needed to be! They did an install of a radiant heater in my airplane hangar. They did excellent work right down to making sure all caulking was effective and good looking. The system was tight and holding the applied pressure. Let's see if Xcel Energy can follow this quality act when they set the meter. Jimmy, David, Saul, et al thank you for the GREAT customer service."

Jim

We Service All Brands
Send us a Message Today!

Welzig is Google Guaranteed, which means we are verified and backed by Google and that every technician that enters your home has passed a background check!