The r value of the insulation for every inch of thickness depends on the type of insulation.
Attic insulation r value toronto.
According to the ontario building code it was expected that by 2018 the recommended r value for any attic insulation be 50 60.
Use the right materials.
In simple terms the higher the insulation r value the more thermal resistance.
Ontario building code continuously increases requirements of r value for attic insulation in 1992 the minimal value was around r 32 and in 2018 it is recommended to be between r 50 60.
Spray foam has a high r value and excels at sealing your home from air moisture mould and airborne allergens such as dust or pollen by creating a complete air barrier.
If your home is in a warmer climate you require an r 38 or higher or about 12 more.
This value has improved over the years because in the early 90s the r value was expected to be r 32.
Integrity roofers is a reputable attic insulation company in toronto.
Apart from your insulation having the right r value it is vital that the company you hire to get the job done uses the right insulation materials.
Understanding insulation r value for homeowners in toronto.
The r value of your selected material also depends on its density and the depth of the installation for instance if energy codes in your area specify that you should install r 38 then you will need a depth of 10 12 inches of cellulose.
This is a scale of measurement that specifies thermal resistance in other words how well an insulating material will hold back heat.
Spray foam insulation is another great insulation choice for your roof your attic or your basement.
Trust us to insulate your attic the best way.
Speak to a roofing expert 416 736 7373.
For homes that are situated in cold climates homeowners need to ensure that they have a minimum of r 49 in their attics this is equivalent to about 16 inches of fibreglass insulation.
The recommended r value for attic insulation in ontario is between r 50 and r 60.
Insulation whether installed in the attic or basement is industry rated by r value.
The best r value for your home will also depend on your type of roof assembly and attic build.
Working in concert with green products is the high r value that our insulation products provide to deliver value for money.