Attic insulation
Le Maître de l’Isolation provides professional attic insulation services across Greater Montreal, the South Shore, the North Shore, and the Eastern Townships
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Custom insulation service
Our unmatched expertise ensures top‑quality insulation work — always at the best price on the market. We inspect your attic to determine your needs and identify the corrective measures required to bring your insulation up to today’s standards..

OUR SERVICES:
- Blown cellulose insulation.
- Spray polyurethane insulation.
- Decontamination (vermiculite / asbestos)
- Structural treatment.
- Financing available

The benefits of insulating your attic
Did you know your attic is responsible for nearly one‑third of your home’s heat loss? In fact, close to 30% of your energy escapes through the roof. That’s why proper attic insulation is essential. A well‑insulated attic offers several key advantages:
ENERGY SAVINGS
Good insulation prevents cold air from entering in winter and heat from entering in summer, reducing heating and cooling needs — and lowering your electricity bill.
STABLE TEMPERATURE
Your home maintains a consistent temperature throughout, avoiding drastic differences between rooms and constant thermostat adjustments.
PROTECTS YOUR ROOF
By limiting temperature variations, your roof is less likely to develop ice dams, condensation, and structural movement that can cause damage.
IMPROVED SOUNDPROOFING
While the main goal is to prevent heat loss, attic insulation also reduces noise coming from outside.
Quality Garanteed
Financing Available
Our premium‑grade materials ensure superior insulation that meets building standards. Customer satisfaction is a priority, and we offer the best warranties on the market! Financing is also available, allowing you to complete your project with peace of mind. We can also guide you through the rebates currently available.

Receive $1,500 in rebates when you combine our insulation and caulking services.
FREE QUOTE
Fast,easy and no obligation
Once your appointment is scheduled with our administrative assistant, a representative will visit your home to inspect your attic. Within one hour, you’ll receive a custom quote tailored to your needs — offering the best quality‑price ratio on the market.
Satisfaction Garanteed !
FREE QUOTE
Complete your request!





