Install Attic Ventilation Channels

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.

Install attic ventilation channels.

The provent rafter vent channel provides an unobstructed air channel through your insulation. Rafter vents come in 4 foot lengths and 14 1 2 and 22 1 2 inch widths for different rafter spacings. The molded polystyrene baffles available at home centers and lumberyards for about 1 each form channels that hold insulation at bay and direct incoming air upward. In order to facilitate this exchange of warm and cool air the general rule of thumb suggests installing at least 1 sq.

Finally to ensure that the airway to the vent remains open staple a ventilation baffle to the plywood sheathing in each rafter bay. Attic ventilation channels baffles are needed to prevent the insulation from filling the space between the ceiling and the roof sheathing along the eave edges. They are easy to install under the roof s overhang which is known as the soffit are generally hidden from sight and provide excellent protection from weather outdoor debris and pests while still allowing air to flow into the attic. Adam left and max right install luan plywood panels between the i joists to create continuous vent channels and windwash baffles.

Provent may be installed prior to the soffit panel without fear of blow out. Baffles are also called wind baffles venting chutes rafter vents or insulation baffles. Attic rafter vent baffles are essential for the health of your roof. The provent attic ventilation channel provides an unobstructed air channel through your insulation.

Improper attic ventilation prevents the free flow of air from the soffit to the exhaust vents which reduces insulation efficiencies and accelerates moisture problems. 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. Provent may be installed prior to the soffit panel without fear of blow out. Baffles provide a channel for air to flow through certain parts of the attic.

Improper attic ventilation prevents the free flow of air from the soffit to the exhaust vents which reduces insulation efficiencies and accelerates moisture problems. Soffit vents are the small metal or plastic grates you probably have seen under the eaves of houses. Soffit vents are one of the most popular intake vent styles. Of vent for every 300 sq.

Continuous or individual soffits.