Le seul avec soumission instantanée

The best price,
in 2 minutes.

Get your insulation price instantly — without a salesperson ever visiting.

No visit, no pressure. Based on 18,000+ home inspections in Quebec.

No visit Lifetime guarantee Best price guaranteed
4.9★★★★★282 reviews· install crew
Free · 2 minutes

Your price, right now.

Enter your address — we calculate your price and your grants.

Based on 18,000+ inspections in Quebec

No commitment Confidential No pressure
Financing program
Thousands of happy customers
Fast installation
Quality materials
Lifetime guarantee
Best price guaranteed

Our work

Thousands of attics insulated across Quebec — here are real projects.

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Why it costs less
(and why it's not a catch)

Same quality, same guarantees — without the others' overhead. We pass the savings to you, not lower quality.

No commissioned salespeople

No rep paid at your expense. You get your price yourself, online.

Everything happens online

No visit just for a price, no needless trips. Less overhead = a better price.

In-house installers

Our own certified crews, no inflated subcontracting. The same quality, at a fair price.

Average market price
$2,845
At Isolation à Rabais
$2,500
After grant*
from $1,000

*Example for a typical attic. Grant up to $1,500 based on eligibility (LogisVert / Réno-Climat). Exact price confirmed on-site before the work.

Zero risk, in writing

The Triple Guarantee

Three written promises — so that "cheaper" never means "riskier".

Lifetime guarantee

Our work is guaranteed for life. We stand behind every installation, forever.

Best price guaranteed

We beat any comparable written quote. You'll never overpay — guaranteed.

No-surprise pricing

The price confirmed on-site = the price. If anything changes, we tell you first, with no obligation.

Quality is never what we cut

Only certified, durable materials from the industry's biggest brands. Our model is cheaper — never our materials.

Everything is included

A turnkey package, with no hidden extras.

  • Certified high-performance materials (up to R-60)Fiberglass, cellulose or spray foam depending on your needs
  • Full management of your grantUp to $1,500 — we handle the paperwork
  • Free on-site confirmationAn installer validates the measurements before the work
  • Air sealing + decontamination included (attic)No surprise fees
  • Before/after photosYou see exactly what work was done
  • Financing availableFrom $13/month
Your project, from
$13/month
or from ~$1,000 after grant
See my exact price →

How it works

From your address to installation, in 4 simple steps.

1

Your address

Enter it, we measure your roof and calculate your price.

2

Instant price

Recevez votre soumission par texto. Sans visite.

3

Installer confirms

Free, on-site, before we start. No surprises.

4

Installed in 24-48 h

Scheduled instantly. Installed in a few hours.

What you really get

Not just a price — a more comfortable home and lower bills.

−30 %

on your heating

Up to 30% energy savings every year.

$1,500

in grants

Government assistance managed for you, based on eligibility.

24-48 h

to install

Scheduled instantly, installed quickly, hassle-free.

Google Reviews — our install crew
★★★★★4.9· 282 reviews

Frequently asked questions

How does Isolation à Rabais work?

Entrez votre adresse, on calcule votre prix et vos subventions instantanément, et vous recevez votre soumission par texto. Si le prix vous convient, vous l'acceptez et cédulez votre rendez-vous en ligne. Un installateur confirme les mesures gratuitement sur place avant de commencer. Aucun vendeur, aucune pression.

Why are your prices lower?

No commissioned salespeople, everything is done online, and our installers work in-house. We cut the needless overhead and pass the savings to you — without ever cutting quality or guarantees. It's cheaper because we're more efficient, not because we cut corners.

Is the online price the final price?

Yes. An installer confirms the measurements free of charge on-site before starting. If there's any difference, we tell you before the work, with no obligation. The confirmed price = the price. And it's guaranteed: we beat any comparable written quote.

Is the work eligible for grants?

Most of our customers are (LogisVert from Hydro-Québec, Réno-Climat) — up to $1,500. We check your eligibility and handle all the paperwork for you.

What insulation do you use?

Depending on your needs: blown fiberglass, cellulose, or spray foam (polyurethane) — all certified high-performance materials, up to R-60. The tool recommends the right choice, and our team confirms it.

How long does the work take?

Installation is scheduled instantly, usually within 24 to 48 h. Insulating a typical attic usually takes 2 to 4 hours.

Is the quote free?

Yes, 100% free and with no commitment. You're never bound to the price until you've accepted it.

Do you still come on-site?

Yes — an installer comes to confirm the measurements and validate your project free of charge, right before the work. That's exactly where we account for your home's specifics (especially older homes).

Which areas do you serve?

Everywhere in Quebec: Québec City, Lévis, Montréal, Laval, Longueuil, Trois-Rivières, Sherbrooke, Gatineau, Saguenay and surrounding areas.

Your price in 2 minutes. Free.

Enter your address and see how much you save — no visit, no commitment.

Get my estimate →
Lifetime guarantee · Best price guaranteed · Crew rated 4.9★ from 282 Google reviews