Great Northern Insulation

When it comes to insulation for your home, office or factory, Great Northern Insulation is the smart choice, providing services such as attic insulation, spray foam insulation, old insulation removal 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: 2-182 North Port Road
Port Perry Ontario L9L 1B2

Telephone: 1-800-265-1914


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

Special equipment required for a spray foam installation

Spray foam insulation requires highly trained licensed and certified personnel, product knowledge, expertise and the right equipment skillfully used.

Read More

What does it cost to properly install spray foam insulation?

With any product you get what you pay for; Spray foam insulation provides more benefits in one application than any other product on the market.

Read More

Leave a review


Email (will not be displayed)



We are sorry, but the values you entered are invalid