How To Install An Insulation Baffle At The Roof

Tools to cut the rigid foam insulation.

How to install an insulation baffle at the roof.

Measure the distance between your rafters and purchase enough rafter vent baffles to install one over. You ll need to crawl to the end of the eave and staple the baffle against the roof deck. Baffles establish a channel for air to circulate between the insulation and the roof sheathing. Cut large sheets of rigid foam insulation into smaller blocks buy several 2 x 4 x 8 sheets of rigid insulation.

Complete coverage of the attic floor along with sealing air leaks will ensure you get the best performance from your insulation. Fit each one snuggly in the bay with the bottom starting where the ceiling joist meets the roof rafter. Pull any existing insulation away from the edges of the attic where you will be putting up the baffles. Locate the soffit vents in the eaves of your home.

The outside edge of the baffle should be parallel to the exterior wall sheathing. Staple each side to the roof deck spaced about every 4 inches. Install attic baffles if the attic doesn t have attic baffles let s install them. To completely cover your attic floor with insulation out to the eaves you need to install rafter vents also called insulation baffles.

For decades the typical solution to this problem was to install ventilation baffles near the eaves connecting the air space above the soffit vents with the attic and then to install as much fluffy insulation usually fiberglass or cellulose as there was room for between the top plate of the exterior wall and the ventilation baffle. You will need a baffle for each space between the rafters. As with attic floor insulation moisture and heat removal are the reasons for creating proper air. How to install baffles in an old attic.

Aside from providing storage space for holiday decorations and seasonal clothing attics serve a functional purpose in the ventilation of homes. Use a sprinkler or other small.