Insulation Calculator

How Much Insulation Do I already Have Calculator


It is recommended that homes in Ontario have R50 value of attic insulation installed. This is around 18.5 - 23.5 inches depending on the type of insulation already there and what you want blown in.

    Step 1: Find the "R" Value of your existing insulation


    Step 2: Determine how much more insulation you need

See our insulation cost calculator for a rough estimate on blown insulation.

Not sure how much insulation to add to your attic? This handy calculator will make it easier

Insulation Calculator