Hot To Mount A Attic Fan

Mount the attic fan onto the plywood so it s centered over the hole.

Hot to mount a attic fan. This way you don t have to cut a brand new hole but simply make the hole for the vent larger so it can accommodate the fan. Much of that heat then conducts downward and finds its way into the house. We backed our screws with washers to keep the heads from pulling through. Using a fan to blow hot air out of the attic doesn t address the radiant heat flow from the roof to the attic floor.

However the utility of attic ventilation fans is actually quite a controversial topic. Lay the plywood on a flat surface and line the fan up over the hole you cut out. To save time use an existing roof or gable vent to install your new attic fan. It helps to cool your home temperatures and the attic by approximately 30 degrees.

Drill the screws that came with the fan through the screw holes on the fan s mounting bracket and into the plywood. This will help to avoid premature damage to the shingles or mold building up in moist hot. Place the fan mounting bracket on the plywood center the fan over the opening and screw the bracket to the plywood. The warm air escapes through the attic and to the attic vents allowing the circulation of chilly air from the windows.

You also want a fan that s appropriate for the square footage of your attic space by checking the manufacturer s specifications. The whole house fan is installed inside the attic between the living space and ceiling. An attic fan works by exchanging the hot air in your attic space for fresh air pulled through the vents. Good insulation reduces fan effectiveness.