Laine isolante R-40 Next Gen Fiberglas 11 3/4 po x 16 po OWENS CORNING
Insulation & soundproofing

Laine isolante R-40 Next Gen Fiberglas 11 3/4 po x 16 po OWENS CORNING

5 retailers compared

Compared at
  • BMR
  • Canac
  • Gagnon La Grande Quincaillerie
  • Matério
  • Rona
Best price$42.29 to $74.99
Average price $53.30Prices observed on July 3, 2026
Save up to $32.70between the cheapest and the priciest retailer

Who has the best price? Create a free account to see the exact price of this product at each retailer and spot the cheapest one.

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The site does not build a list. To compare a full list and get your optimized buying plan, see the plans.

In short: Laine isolante R-40 Next Gen Fiberglas 11 3/4 po x 16 po OWENS CORNING is compared across 5 Quebec retailers, from $42.29 to $74.99, averaging $53.30. The cheapest retailer changes week to week. Sign in for free to see the exact price at each retailer and spot the lowest.

Buying your Laine isolante R-40 Next Gen Fiberglas 11 3/4 po x 16 po OWENS CORNING the smart way

Laine isolante R-40 Next Gen Fiberglas 11 3/4 po x 16 po OWENS CORNING is a product we compare for you across several Quebec retailers. Insulation is chosen based on the target R-value and the surface to cover.

From one retailer to the next, the price of the same product can vary noticeably. The price follows the market, the season and the weekly flyers. Check the observation date shown above to know how recent the range is.

The best move is to compare before you buy. By looking at the price range, then the exact price at each retailer once you are signed in, you immediately see where the product is cheapest at the moment you are shopping.

Frequently asked questions

How much does Laine isolante R-40 Next Gen Fiberglas 11 3/4 po x 16 po OWENS CORNING cost in Quebec?

The price varies by retailer and by week. The up-to-date range is shown above, and once you are signed in, you see the exact price at each of the compared retailers.

Which retailer is cheapest for this product?

It changes from one week to the next. Create a free account to see the price per retailer and spot the cheapest one at the moment you buy.

How does Bâtir à Rabais compare prices?

We gather the product price across our Quebec retailers and show you the range. With a free account you see the exact price at each retailer; with a Project Pass you get your full buying plan, store by store.

How do I choose the right R-value?

The target R-value depends on the part of the building (wall, roof, basement) and the applicable requirements. Pick the R-value and the surface to cover first, then compare the price per square foot for the same product at each retailer.

Is this part of a bigger project?

One product is a single line. Across a full list, the price gap between retailers can add up to hundreds of dollars. With the Project Pass at $9, you build your whole list and we calculate your buying plan, store by store, so you pay the least on every material.

What is Bâtir à Rabais?

Bâtir à Rabais compares the price of construction materials across 17 Quebec retailers. You look up a product, we show you the price range, and once you are signed in, the exact price at each retailer.

With a Project Pass, you build your full project list and we calculate your cheapest buying plan, store by store. You know exactly what to buy, where, and how much you are saving.

It started as a project by two guys from here, Simon and Alexandre, to help Quebec self-builders and renovators keep more money in their pockets.

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