Used To Support Roof Sheathing

Generally third grade species of lumber such aspines redwoods and hemlocks are used as roofsheathingboards.

Used to support roof sheathing.

Roof sheathing also known as roof decking is a strong layer of wood boards that are fixed to your roof s joists and trusses. The most common materials for this are oriented strand board osb or plywood both formed of layers of wood bonded into a panel. Your roofer will attach your shingles to these squares or planks of wood. The cheapest and easiest is to re nail or better yet screw down the sheathing when you replace your roof covering.

Board roof sheathing fig. Sheathing should bethickenough to span the supports and provideasolid base for fastening the roofing materials. Roof sheathing attaches to the surface of the rafters or trusses to form the structural skin of the roof. 6 39 used underasphaltshingles metal sheet roofing or other.

Types of sheathing typical types of wood used for roof sheathing are oriented strand board known as osb and plywood the most popular being osb. What s roof sheathing made of. Continue reading below our video of the day. To stabilize the rafters support the roofing material and hold the entire roof together roof sheathing is installed.

With wood roofs slats are a must to avoid rotting the wood shakes. The skeleton of a roof is formed with rafters or trusses generally spaced 16 inches or 24 inches apart from the center of one rafter to the center of the next. It is assumed here that you will be applying plywood particle board or wafer board sheathing. Plywood used for roof decking is typically called sheathing and.

With edge support and the same snow load 3 8 inch osb can be used. It spans the rafters to support the roofing and in the case of panel sheathing such as plywood or osb it acts as a diaphragm with the walls to resist horizontal loads. If you have chosen to use a rigid roofing metal wood shakes or shingles tile etc you can use 1 x 4 slats instead. Common roof sheathing materials include several types which are chosen depending on the budget and weather conditions of the area.