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Great Northern Insulation

When it comes to insulation for your home, office or factory, Great Northern Insulation is the smart choice for services such as basement insulation, spray foam insulation and much more. We offer a range of environmentally-sustainable products that can help you improve comfort & energy efficiency. We are Ontario's leading insulation company.

Great Northern Insulation

Our address: 29 Ferndale Industrial Drive
Barrie Ontario L4N 9V5

Telephone: 1-800-265-1914

Web: www.gni.ca/

Service: spray foam, attic insulation, insulation, blown in insulation

Hours of Operation

Monday 6:30AM - 5:00PM
Tuesday 6:30AM - 5:00PM
Wednesday 6:30AM - 5:00PM
Thursday 6:30AM - 5:00PM
Friday 6:30AM - 5:00PM
Saturday Closed
Sunday Closed

Great Northern Insulation Articles

Spray foam insulation - preferred by insulation contractors nationwide

Spray foam insulation enables a contractor to thoroughly install with confidence, in an effective and efficient way that delivers top results every time.

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Comparing spray foam insulation with other insulation products

Spray foam insulation compared to traditional insulation products on the market, like fiberglass batts, styrofoam panels, and loose fill insulation.

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Blown-In Insulation for the Attic and Roof

Whatever the scope of work, attic insulation is worth doing right the first time. And whatever the budget, it’s key not to cut corners or take shortcuts.

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