Roof Sheathing Type

Use panels rated as exposure 1 or better.

Roof sheathing type.

Oriented strand board osb. While structural sheathing increases building stability non structural sheathing improves insulation. It is attached to the exterior wall framing and prevents walls from swaying or bending. It also holds roofing nails.

Zip system sheathing and tape provides a water resistant durable underlayment for many finished roof coverings including metal tile and asphalt shingles fiberglass shingles and cedar shingles. Typical types of wood used for roof sheathing are oriented strand board known as osb and plywood. Osb is lightweight cheap and strong enough to resist bending or breaking should someone be walking on the roof. Wall sheathing is primarily a structural material.

Zip system panels install fast and stay flat for a roof that looks as good as it performs. Roof sheathing materials plywood. Required sheathing thickness for roofing important factors. Roof sheathing may also be constructed of plywood.

Roof sheathing is commonly made from materials such as. There are two main types of wall sheathing. Oriented strand board osb or plywood can be used although plywood will provide higher nail head pull through resistance. Sheathing type typically 15 32 inch or thicker panels are required in high wind areas.

They must be covered with some type of sheathing or decking before most finishing roof materials can be applied. The most common materials for this are oriented strand board osb or plywood both. Made up of multiple layers of wood strands compressed at odd angles to each other and bound. Wood structural panel roof sheathing exposed to the underside shall be permitted to be of interior type bonded with exterior glue identified as exposure 1.

Several factors must be considered when determining appropriate roof sheathing thickness such as the. Open sheathing may also be chosen for economic reasons but only if used with roofing systems such as metal or tile which have the structural capacity to span between sheathing boards. Wood structural panels when designed to be permanently exposed in outdoor applications shall be of an exterior exposure durability. This type of roof sheathing is used under wood shingles and shakes which usually require ventilation on both sides of the roofing material.

Planks wood boards plywood osb oriented strand board decks.