They allow the fresh air to travel up under the roof to the ridge or gable vents keeping the roofing materials dried out and in good working order.
Proper way to install attic baffles.
Attic hatch or door.
Affix rigid foam insulation to the attic side of the hatch or door.
They can reduce roof deck temperature minimize ice dam issues and can help control attic moisture.
Mark the roof venting locations from the attic where you can see the rafters and avoid placing roofing vents over them.
How to install attic rafter vents and baffles.
Without this air movement any moisture that gets into.
Complete coverage of the attic floor along with sealing air leaks will ensure you get the best performance from your insulation.
Attic rafter vent baffles are essential for the health of your roof.
Sometimes called rafter vents baffles provide ventilation and keep the insulation from blocking airflow through your attic.
Pull down stair or ladder.
But before you cut any holes plan the locations of the attic vents.
Add weatherstripping around the perimeter and a sweep to the door of a walk up attic.
Photos 1 6 show how it s done.
It is a fairly easy process that will make a world of difference in assisting your insulation and keeping your home protected from rot which can save you a substantial amount of money down.
Attic baffles also called channel vents vent chutes proper vent and about 50 other names help direct air flow from the soffit through the attic.
Adding attic vents is a simple matter of cutting holes and installing vents.
Without baffles you must keep vents clear of insulation which means.
To completely cover your attic floor with insulation out to the eaves you need to install rafter vents also called insulation baffles.
The gable of your house must have openings to allow fresh air to enter and stale air to exit.
Installing baffles from a soffit vent and up the rafter bay allows you to insulate every available inch of attic floor space.