Service area
Attic insulation from the North Shore to the South Shore
Isolation Cornerstone insulates attics in Montreal, in Laval and in three regions around them: Lanaudière, the Laurentides and Montérégie. The office is in Montreal, at 6319 Lacordaire Street.
The five areas
Montreal and Laval first. Then, on the North Shore, Lanaudière and the Laurentides; on the South Shore, Montérégie.
Just outside these areas? Call anyway. We’ll tell you straight whether we can get to your place.
A page for every city
How the visit gets booked
You write or call
The quote form takes under a minute. By phone, it’s (438) 544-6512.
We call you back
During our business hours, we ask a few questions about the house and set a date for the visit, at your address.
We go up into the attic
The visit is free. You then get a written quote, with no pressure.
Our hours
Monday to Friday, 8 a.m. to 7 p.m., Saturday, 9 a.m. to 2 p.m. Closed on Sunday. The form stays open at all times.