Great Northern Insulation

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

Great Northern Insulation

Our address: 7035 Industrial Road
Comber Ontario N0P 1J0

Telephone: 18002651914


Service: spray foam insulation, attic insulation, insulation, blown in insulation, basement 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 and blown-in insulation for the Attic

Blown-in insulation is especially suited for the attic since it restricts airflow, is fire resistant, prevents mold, and resists rodents and insects.

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Understanding the fundamentals of insulation

All things considered, insulating is a major project. Product cost, as well as installation cost, will have a direct bearing on the budget, so it’s vital to install the best, most cost-effective product or product combination.

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