Professional Commercial & Residential HVAC Services

"Arrived within window, called ahead to advise he was on his wait. Told us up front what he was going to do then did it. Seemed efficient, knowledgeable, polite."

Annette L.

"I love that we have a technician who has been to our home over a number of years. He is very knowledgeable and conscientious. Our heating and air conditioning equipment are so well maintained, it is very rare to encounter unexpected problems. Just what we want!"

Charles K.

"Had a service call when my furnace stopped working. Determined it was best to replace given the age of the unit. Replaced the next morning, friendly guys, didn’t make a mess."

Paul K.

"Your tech was very polite. Introduced himself and put on his shoe covers. Was directed to basement where furnace was. Did a complete workup of the furnace and put in a new filter. He is a 5."

Connie K.

"Every aspect of my service was great. The tech was on time and informed me of what he was doing. The furnace works perfectly and the tech made the experience a good one! I definitely recommend KW Lang Mechanical."

Elaine T.

"I experienced problems with wall mounted furnace in family room. Lang's technician was out promptly to provide a temporary solution while a new gas valve was ordered. Upon receipt of the gas valve they quickly completed the repair. I was very satisfied with their service as I have been a customer since 1985"

William B.

"I can't say enough about the KWLang team! Each member that I have encountered has been highly knowledgeable and professional!"

Renee S.

"Same guy that came for my appointment 2 years ago so there is a continuity of service. He was very helpful explaining issues and took a preventative maintenance approach rather than trying to sell me fancy new equipment."

Stephanie B.

"The rep was here promptly and he quickly identified the problem. Fortunately the needed part was available, he picked it up and returned quickly to install it. He was a very friendly and knowledgeable tech."

Michele K.

"The technician was very professional and took great concern to solve our furnace humidifier leak. He kept us informed. He solved the problem. we were very happy with him and his work."

Froncie G.

"Arrived within window, called ahead to advise he was on his wait. Told us up front what he was going to do then did it. Seemed efficient, knowledgeable, polite."

Annette L.

"I love that we have a technician who has been to our home over a number of years. He is very knowledgeable and conscientious. Our heating and air conditioning equipment are so well maintained, it is very rare to encounter unexpected problems. Just what we want!"

Charles K.