Roof Layer In New Construction

Nailed to the trusses or rafters.

Roof layer in new construction.

The roof decking acts as a unifying structure by tying the trusses joists together. Decking wood sheathing the decking is the base on which everything else is laid. This synthetic layer which replaces felt paper covers the entire roof deck and is the second line of defense against leaks after the shingles. You can usually see the underside of plywood decking from the attic.

Also called sheathing the roof deck is the layer installed over the framing and provides the base on which everything else is laid. The material used for decking varies but most homes have plywood or osb sheets. The roof deck is the roof layer also called sheathing that is installed between the trusses joists and underlayment layer in a typical roof install. Most roof decking is made from sheets of plywood.

It s usually a peel and stick product that adheres directly to the roof deck. Each layer has a specific purpose that when combined with the other components provides protection to your home. The roof is a system composed of layers of different materials that work together to keep wind and weather out of your home. Roof decking is typically 7 16 and comes in 4 x8 sheets.

Most often made out of plywood this roof layer is installed over the framing in a typical roof install. The roof decking is the layer of plywood or o s b. Other materials such as corrugated metal reinforced concrete polystyrene and double tee are also used. Ice water barrier this self adhering water proof and self sealing membrane is applied to the roof deck.

Underlayment is usually felt or fiberglass paper that covers the entire roof deck. Roof deck prep and repair. Water shield is the next roofing layer that creates a water proof barrier where ice or water can buildup near the roof eaves.