Shed Roof Ventilation Detail

Cold roof insulation between rafters wnapor barrier on warm side below orw sheatiiing roofing roofing 2 x 8 sleepers notched for vent aligned wi rafters flashing over rooang fascia sheatiiing 2 x 4 sleepers aligned w rafters provide continuous air channel for ventilation 3 112 continuous screened vent continuos.

Shed roof ventilation detail.

Of vent surface out. Drive a nail into each corner of the plywood to hold it in place temporarily. Cor a vent s roof 2 wall vent does just what is says it s a complete ventilation package for the tough to vent detail where a pitched roof meets a vertical wall. Typically you don t need a cupola with a ridge vent but it won t hurt anything to have one.

If you re installing a new shed aim one gable wall toward the prevailing wind. Remember rafters can offer more headroom in a shed since there are no truss webs impeding the space above your head. Ensure there is proper continuous intake ventilation below proposed roof to wall ventilation. 60 divided by 2 is 30 sq.

Shingle up to the area that requires the smartvent roof to wall vent application. A small shed such as an 8 8 can use 2 4 rafters but any bigger requires wider lumber. Make sure it s lying horizontally across the exposed rafters and that the edges are flush with the edges of the end rafters. Or smaller should have passive ventilation.

Shed roof ventilation instructions. Roof 2 wall vent has everything in the box you need to install. Put down your first sheet of plywood at the corner of one end of the roof. Of vent surface in and 30 sq.

If you insulate directly under the roof sheathing the heat from the sun will bake the life out of your shingles. Gaps in any type of insulation leak either your heat or cooling depending upon the season. If you must vent the shed roof the most workable fully vented roof assembly is the icehouse roof in which a first layer of sheathing is roofed with 15 felt or a waterproofing membrane and flashed tightly to the wall. Step 2 measure 3 out from the wall where the smartvent will bend up on the wall.