Attic Insulation Depth In Ontario

Although the recommended r value for attic insulation is ontario is straightforward at between r 50 to r 60 there are too many factors at play to make this a diy project that you can do properly without the relevant training certification and experience. R value is a measure of insulation s ability to resist heat traveling through it. Loose fill or batt the common term for blanket insulation.

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For example if you have a type of insulation that has an r value of r 5 per inch of thickness you will need a depth of 6 inches of this insulation installed in your attic to reach r 30 if you live in zones 2 or 3.

Attic insulation depth in ontario.

The higher the r value the better the thermal performance of the insulation. Both can be added to uninsulated attics or layered over existing material. If your attic insulation covers your joists and is distributed evenly you probably have enough. If you think you re among the 90 of us homes that are under insulated 1 performing a simple insulation inspection will help you determine your insulation needs.

Having the correct amount of attic insulation can help you maintain a comfortable temperature throughout your home and help save money on your energy bills plus prevent major issues like ice dams in the winter. Insulation levels are specified by r value. The recommended level for most attics. For diy attic insulation you ve got two choices.

Rebates for insulation services in southern ontario. Planning renovations or upgrades to your home in the near future. Hire an expert to install attic insulation in ontario. Once you ve decided which type is best for you examine the material options and prices to home in on the right product.

Insulation level are specified by r value. How much should i add. The table below shows what levels of insulation are cost effective for different climates and locations in the home. With the home reno rebate from union gas in partnership with the government of ontario and save on energy you could be eligible for renovation rebates plus additional electric appliance rebates.

Maintain an even depth throughout the attic by levelling the insulation with a board or garden rake see figure 5 14. The higher the r value the better the thermal performance of the insulation. These r values are a sum meaning this should be the total r value once you add up the entire depth of insulation. Before adding insulation nail enough depth indicators e g.

R value is a measure of insulation s ability to resist heat flow. A piece of wood nailed perpendicular to the joist or mark highly visible lines on truss members so you can easily see and gauge the depth of the insulation.