Roof Sheeting Wood

Commonly used as roof sheathing where a ceiling will not be installed and they will be visible from inside the house such as across beams in a vaulted ceiling.

Roof sheeting wood.

It is typically made in 4 by 8 foot sheets although longer panels are available for special purposes. Wood is an excellent insulator and in moderate climates no additional rigid insulation on the roof is necessary. The traditional way to lay wood shakes and shingles on spaced sheathing was ideal for wood roof longevity but it has largely fallen by the wayside. Sheets of 7 16 inch thick with no edge support can be used in an area where the snow load is 30 pounds per square foot.

Plywood is made with three or more layers of thin wood glued together with the grain alternating. With edge support and the same snow load 3 8 inch osb can be used. Lowering attic temperatures improving moisture performance and delivering outstanding performance is all in a day s work for roof sheathing from georgia pacific. Roof sheathing is the material that goes on top of your roofing structure including the trusses and beams that the roofing system is constructed on.

Typical types of wood used for roof sheathing are oriented strand board known as osb and plywood the most popular being osb. Osb is lightweight relatively inexpensive and strong enough to resist bending or breaking should someone walk on the roof. Before lumber companies began selling osb the standard choice for sheathing a roof with a 24 inch rafter spacing was 1 2 inch cdx plywood the letters cdx indicate that it is construction grade. In the u s roof sheathing is almost always composed of wood usually osb oriented strand board or plywood.

Zip system roof assembly combines our revolutionary integrated sheathing and flashing tape or liquid flashing to provide a sealed roof for protection against moisture intrusion during construction or if high winds strip the roof covering away. Roof sheathing or decking is one of those elements. Spaced sheathing is especially beneficial in warm high moisture climates since the gaps in the substrate allow the shakes or shingles to dry out from both sides.