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.
Attic insulation r value toronto.
So if your home is over 25 years old and insulation in your attic has never been updated the likelihood that your r value between 15 30 is very high since insulation materials settle over time.
This value has improved over the years because in the early 90s the r value was expected to be r 32.
The recommended r value for attic insulation in ontario is between r 50 and r 60.
This is a scale of measurement that specifies thermal resistance in other words how well an insulating material will hold back heat.
The r value of the insulation for every inch of thickness depends on the type of insulation.
Understanding insulation r value for homeowners in toronto.
Integrity roofers is a reputable attic insulation company in toronto.
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.
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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.
Use the right materials.
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.
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In simple terms the higher the insulation r value the more thermal resistance.
Working in concert with green products is the high r value that our insulation products provide to deliver value for money.
If your home is in a warmer climate you require an r 38 or higher or about 12 more.
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.
Spray foam insulation is another great insulation choice for your roof your attic or your basement.
It is recommended that materials used to be not only safe and near natural but they are.
According to the ontario building code it was expected that by 2018 the recommended r value for any attic insulation be 50 60.
