Roof Air Chutes

A poorly vented attic can cause energy loss ice dams mold and rot.

Roof air chutes.

Vent chutes are shaped in such way that can be stapled to the roof decking along its edges which is an easy task if installed on a new construction without the ceiling drywall below. Most typical attic vent chute sizes are 16 and 24 to match open space between the roof framing members. These chutes also play a big part in the ability to install any blown in insulation as they will keep the soffits clean and unclogged. When attached to the roof deck the one inch air space provides an unobstructed air channel.

The provent is an ideal product for use in an existing attic space. Roof curbs provide a rooftop surface for mounting mechanical or hvac equipment as well as rooftop accessories such as air conditioners fans skylights refrigeration units pipes and stacks. An easy way to close off the backdraft of your fan the air chute includes reinforced edging and a nylon cord on the end of the chute. A simple effective long lasting solution to air infiltration a simple effective long lasting solution to air infiltration foamsealr sill plate gasket provides a seal against air leakage moisture and insect intrusion at the juncture of the foundation wall and sill plate in new and retrofit construction.

An air chute is installed in your attic to allow air to flow through your sof fits past your attic insu la tion and through to the roof vents. What is an air chute. Secure the vent in place by stapling the wide nailing flanges to the truss and top plate by using a horizontal stroke with your hammer tacker hammer tacker not included polystyrene material provides a lightweight air channel. Designed to friction fit between the rafters or trusses with the vent s cones pushed up against the roof deck.

Durovent durovent 22 in x48 in raft vent 10 pack. Item 1571672 model xudv2248. The map at right which is based on table r806 4 of the irc lists the minimum r values required to prevent condensation in unvented assemblies in various climate zones. With out air chutes your attic will not breathe.

An unvented roof assembly is possible only if you keep the roof sheathing warm enough to prevent conditioned air from condensing against it. Foamsealr sill plate gasket is made of polyethylene foam offering exceptional durability. Made of durable rip stop nylon this custom made air chute is available for any size fan.