Roof Sheathing Type

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.

Roof sheathing type.

Roof sheathing materials plywood. Several factors must be considered when determining appropriate roof sheathing thickness such as the. Plywood is a bit more expensive than osb but is usually stronger. Osb is lightweight cheap and strong enough to resist bending or breaking should someone be walking on the roof.

The most common materials for this are oriented strand board osb or plywood both. While structural sheathing increases building stability non structural sheathing improves insulation. Use panels rated as exposure 1 or better. Wall sheathing is primarily a structural material.

Oriented strand board osb is one of the most popular materials for roof sheathing. Roof sheathing is commonly made from materials such as. Required sheathing thickness for roofing important factors. They must be covered with some type of sheathing or decking before most finishing roof materials can be applied.

It is attached to the exterior wall framing and prevents walls from swaying or bending. Zip system panels install fast and stay flat for a roof that looks as good as it performs. There are two main types of wall sheathing. Roof sheathing may also be constructed of plywood.

Wood structural panels when designed to be permanently exposed in outdoor applications shall be of an exterior exposure durability. Oriented strand board osb or plywood can be used although plywood will provide higher nail head pull through resistance. 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. Planks wood boards plywood osb oriented strand board decks.

Typical types of wood used for roof sheathing are oriented strand board known as osb and plywood. Oriented strand board osb. Sheathing type typically 15 32 inch or thicker panels are required in high wind areas. Made up of multiple layers of wood strands compressed at odd angles to each other and bound.

It also holds roofing nails.