Roof Sheeting Wood

Wood is an excellent insulator and in moderate climates no additional rigid insulation on the roof is necessary.

Roof sheeting wood.

In the u s roof sheathing is almost always composed of wood usually osb oriented strand board or plywood. It is typically made in 4 by 8 foot sheets although longer panels are available for special purposes. Lowering attic temperatures improving moisture performance and delivering outstanding performance is all in a day s work for roof sheathing from georgia pacific. 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.

Osb is lightweight relatively inexpensive and strong enough to resist bending or breaking should someone walk on the roof. 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. A strong resilient roof is a home s first line of defense when the roof deck is exposed to weather. Typical types of wood used for roof sheathing are oriented strand board known as osb and plywood the most popular being osb.

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. 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. Roof sheathing or decking is one of those elements. Plywood is made with three or more layers of thin wood glued together with the grain alternating.

At the top of our game. 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. 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.