Roof Sheathing For Metal Roof

Roofs are framed with rafters or trusses which are rafters joined by internal braces so they install as a single component.

Roof sheathing for metal roof.

The typical thickness range for sheathing is 3 8 to 3 4 inch. Rafters run from the peak of the roof. 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. For economic and structural lateral load reasons solid sheathing is almost always plywood osb or other structural panels.

The trusses and beams of the roof give the roof its initial pitch and structure and then the sheathing is applied so the actual underlayment and roof covering can be applied. 8d ring shank nails should be used instead. A strong resilient roof is a home s first line of defense when the roof deck is exposed to weather. For many applications a layer of plywood underneath your metal roofing is an unnecessary expense.

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. Sheathing should be a minimum of 19 32 inch thick. Metal roofing panels rated for architectural use attached to purlins horizontal pieces of wood or metal fastened to roofing trusses are structurally sound when installed according to your roofing manufacturer s instructions and local building codes. Apply adhesive along the connection between the roof sheathing and rafters in a continuous bead much like caulk around a bathtub or apply adhesive to two adjacent sides of 1 by 2 blocks 6 inches.

Never attach roof sheathing with staples. The structural panels act as a diaphragm to transfer lateral loads at the plane of the roof to the walls. Metal tile and shingle roofing may also be applied to solid sheathing. Watch this now to learn how to avoid this same pr.