Choose a New level of Cool

Stay cool and save a comfortable amount of money with American Standard Heating & Air Conditioning's line of Allegiance® air conditioners. Our air conditioners range in efficiency from 13 to 18+ SEER — among the highest efficiency ratings in the industry.

Our Allegiance® family offers a wide range of comfort choices, plus exclusive state-of-the-art technology that quietly, meticulously and efficiently conditions your air. Get ready for a level of comfort you and your family may never have experienced before

20 Years of experience designing and installing:

• Commercial

• Residential

• Solar

• New Construction

• Retrofitting

• Air Quality Systems

“I called LeBlanc Mechanical when my boiler just quit on me - Randy came over andtook care of it right away - and the cost was reasonable, the job and his workers were very professional”

- Mike S.

Watertown

“I called LeBlanc Mechanical when my boiler just quit on me - Randy came over andtook care of it right away - and the cost was reasonable, the job and his workers were very professional”

- Mike S.

Watertown

Call Today

781.899.3984