Plywood Roof Flat

Roof decking is the material that lies on top of the main roofing structure and the underlayment and roof covering is applied on top.

Plywood roof flat.

For rafters spaced 20 or more inches apart 1 2 or 5 8 inch plywood is recommended. In this case you need 47 sheets rounded off from 46 88. Many homes have rafters that are even wider at 24 inches apart and will require a thicker sheet of plywood. In roofing plywood is often selected due to its strength.

Divide that by 32 the square footage of each 4 8 plywood sheet. Apply 2 gallons per 100 sq. When used for roofing plywood panels are covered and protected by a variety of building materials that keep the elements at bay including roof felt underlayment flashing and shingles. Of course you don t need to live in a modern house to deal with a flat roof.

Let s say that your roof has a total of 1 500 square feet. It adds proven performance and durability to new homes room additions and renovations. Finish with one to two coats of. Flat roofs aren t architecturally logical as rain and snow will shed much more quickly off a sloped roof.

Plywood sheathing delivers outstanding rigidity strength and versatility and is an excellent choice for light frame wall and roof assemblies in weather protected applications. Why is plywood used in roofing. Use seam tape on plywood joints and flashing where deck meets the house seam tape can be seen upon finished. Rafters that are slightly farther apart might require inch or 5 8 inch thick plywood.

It will support roof. A roof that lays practically flat will have a much heavier load than a steeper roof that allows rain snow and ice to roll right off. The most common rafter spacing is 24 inches and 5 8 inch plywood is recommended for that. The most common uses for plywood include support for floors walls roofs and garages in residential construction.

The number you ll get is the number of sheets that you need. Yet for historic modern style buildings like this old house s cambridge tv project flat roofs are at the core of the architecture meant to reflect the broad horizontal lines of the natural landscape. In roofing plywood can be used as roof decking.