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 offering a wide variety of services such as spray foam insulation, attic insulation and many more.

Great Northern Insulation

Our address: 1027 Jones Road
Gravenhurst Ontario P1P 1R1

Telephone: 18002651914


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

In short - spray foam insulation requires a professional

Spray foam insulation is an expensive undertaking that should be done right the first time by an established, reputable insulation contractor.

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How effective is basement insulation?

For effective results, basement insulation should be managed professionally. Basement insulation is as effective as the benefits that are derived from a good installation.

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Why use fiberglass insulation in the attic?

Like most home improvement projects, attic insulation requires expertise in order to deliver the best outcomes. And with a professional approach, the long term savings are sure to make the initial project investment well worthwhile.

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