Roof Ventilation Channels

The integrated baffle means that no blocking material is needed between the vent and the top plate.

Roof ventilation channels.

The provent attic ventilation channel provides an unobstructed air channel through your insulation. This prevents the warm air from building up and allows the snow and ice to melt evenly on the roof. All the ventilation openings need to be protected to prevent rain or snow infiltration. The luan plywood stapled to the underside of the tji top flange leaves a clear 1 1 4 in.

Provent may be installed prior to the soffit panel without fear of blow out. Wide air channel for ventilation air. When the wind is blowing these ventilation channels allow air to move from the soffit vents to the ridge vents. In a well ventilated attic cool air enters through the intake vents and carries warm moist air to the exhaust vents above.

The provent rafter vent channel provides an unobstructed air channel through your insulation. Since the roof is framed with trusjoist i joists the baffles are easy to fabricate and install. Deep so we just need panels that span between the webs. The 23 1 2 in x 46 in ventilation system features polystyrene construction which is lightweight and moisture resistant.

Roofs often require ventilation channels directly under the roof sheathing either for a short section of the roof for example near the eaves or for the entire roof from soffit to ridge. Provent may be installed prior to the soffit panel without fear of blow out. Durovent with baffle attic vent channelthe durovent attic ventilation system with built in baffle helps keep attic air moving.