Install Attic Baffles Vent Chutes

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Install attic baffles vent chutes.

You ll need to crawl to the end of the eave and staple the baffle against the roof deck. Typically made from polyvinyl. The ventilation system features polystyrene construction which is lightweight and moisture resistant and the integrated baffle means that you need no blocking material between the vent and the top. Rafter vents ensure the soffit vents are clear and there is a channel for outside air to move into the attic at the soffits and out through the gable or ridge vent.

First insulation chute installed. Baffles are also called wind baffles venting chutes rafter vents or insulation baffles. Without this air movement any moisture that gets into the attic area becomes stagnant and causes mold and mildew to develop. The outside edge of the baffle should be parallel to the exterior wall sheathing.

Installing rafter vents between the rafters along the soffit on the. Complete coverage of the attic floor along with sealing air leaks will ensure you get the best performance from your insulation. I used small cut pieces of 2 4 six per osb sheet as a screwing base visible in the photo below to install each insulation chute screwing the blocks first to the roof trusses then after putting the osb into place screwing through the osb and into the bottom of each 2 4. To completely cover your attic floor with insulation out to the eaves you need to install rafter vents also called insulation baffles.

Sometimes called rafter vents baffles provide ventilation and keep the insulation from blocking airflow through your attic. Rafter vent with built in baffle helps keep air moving in your attic. Attic vent chutes can be also installed by sliding them between the insulation and the roof decking which might be hard in some cases because of the roofing nails sticking out of the decking low clearance and insulation of course. Putting baffles in your attic is a crucial step in installing attic insulation.

Attic vent chutes are very useful for attic ventilation improvement in attics filled with a blown in type insulation. Staple each side to the roof deck spaced about every 4 inches. Each carton contains 10 vents. Install attic baffles if the attic doesn t have attic baffles let s install them.