How To Install An Insulation Baffle At The Roof

Use a sprinkler or other small.

How to install an insulation baffle at the roof. You ll need to crawl to the end of the eave and staple the baffle against the roof deck. Cut large sheets of rigid foam insulation into smaller blocks buy several 2 x 4 x 8 sheets of rigid insulation. Fit each one snuggly in the bay with the bottom starting where the ceiling joist meets the roof rafter. Install attic baffles if the attic doesn t have attic baffles let s install them.

I secure the baffle by stapling it to the roof deck and then spray foam insulation into the cracks between the brick of insulation and the rafters. Aside from providing storage space for holiday decorations and seasonal clothing attics serve a functional purpose in the ventilation of homes. 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. Staple each side to the roof deck spaced about every 4 inches.

You will need a baffle for each space between the rafters. Locate the soffit vents in the eaves of your home. Complete coverage of the attic floor along with sealing air leaks will ensure you get the best performance from your insulation. The outside edge of the baffle should be parallel to the exterior wall sheathing.

Baffles establish a channel for air to circulate between the insulation and the roof sheathing. How to install attic rafter vent baffles. It may be easiest to locate and mark them from below. How to install baffles in an old attic.

Measure the distance between your rafters and purchase enough rafter vent baffles to install one over. As with attic floor insulation moisture and heat removal are the reasons for creating proper air.