How Do Redwood Sleepers Attach To Roof

Strengthing joists with sleepers no because span codes do not interpret assemblies.

How do redwood sleepers attach to roof.

Posted march 4 2017 filed under roof installation roof repair maintenance. A set of sleepers supports the decking and allows moisture and air to flow below it. Never attach roof ashing directly to a york rooftop unit. Sleepers are placed between the deck surface and the ground or slab below it.

It makes it an ungraded piece of wood. Nail 8 top slats into the rafters. It is essential to place 2x12 blocking on the flat between the sleepers at post locations so the lags will have something solid to bite into. Line all 8 of the slats a 1 foot 0 30 m apart and drive a nail into each end of the slats.

Bent into an l shape. This low slope tpo roof on a public school building in michigan shows the flaws of using wood sleepers and the advantages of solar hvac knuckleheads for pipe supports. By the same token cutting a 2 x 10 down to 7 1 4 does not make it a 2 x 8. Thus the york curb does not include a counter fl ashing receiver.

Galvanized sheet metal bent at a 90 degree angle i e. The weight of the deck keeps it down and solid. Step flashing is used to provide a water tight connection where roofing adjoins a vertical juncture. All wear boards on top are screwed to the sleepers below with 2 1 2 screws through 1 1 2 deck boards.

Loose laid sleepers are subject to movement over time causing pipes to bend and contort. You could do the same with a piece of non granular modified bitumen. In addition the wood will deteriorate and rot from weathering and biological attack. York does not recommend vibration isolation be pro vided on both the fan skid inside the unit and the curb.

Roof deck sleeper attachment you don t want to secure the secure the decking pieces to the deck keep them loose and small enough to lift for maintenance. Slope the roofing 1 2 per foot and do not then taper the decking sleepers use 1 x or 2x on flat to moer tna double the surface area bearing on the membrane. This is the standard gapping for duralife products air should be allowed free movement under the structure do not. Decking laid directly over packed soil will rot quickly and wood laid over concrete rots as well when moisture is trapped between the two materials.

This will finish the roof of your pergola. York does not provide roof system materials required in the fl ashing of a structural member through a roof deck. We do ours over rubber with a piece of scrap rubber glued to the bottom of each sleeper. Roof top deck with sleeper system install guide.

The top slats can be thinner pieces of wood or 1 by 2 inches 2 5 cm 5 1 cm thick and 8 feet 2 4 m long. 1 4 6 4 mm minimum gap where the decking meets a solid wall maximum of 3 8 9 5 mm recommended 3 16 4 8 mm gap between boards.