Roof Sheathing Spacing

Roof sheathing panel spacing hints.

Roof sheathing spacing.

Spacer type panel edge clips may also be used for roof sheathing applications. Sheathing is made of roofing plywood other materials. Some manufacturers may. If roof sheathing is cut and removed to achieve an air slot continuity and diaphragm action are affected.

Tiles were designed so that lugs or short protrusions on the top. See all roof sheathing options connect with local roofers. Some older h clips do not provide a built in gap. 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.

The thickness of plywood used for roof decking depends on the roof slope the spacing of rafters and the weight of other material to be put over the decking as well as the design load the. Use a 10d box 0 128 inch by 3 inch nail as a spacer to gauge 1 8 inch edge and end spacing between panels. However it is not a requirement. H clips provide additional stiffness between bearing points for the unsupported edges of wood panel plywood or osb roof sheathing along with the necessary 1 8 gap for expansion as shown below illustrated on a bag of simpson h clips.

The spacing was to permit air to circulate under the shakes and shingles particularly shingles. Roof sheathing holds your roof together. Nails from sheathing to ridge board roof sheathing ridge board ridge board joist or truss joist or truss roof sheathing vent holes on each side of ridge board. Spacer type panel edge clips are available from some manufacturers.

The number of nails needed for a roof varies on multiple factors such as board face width length and roof truss spacing. The problem exists because nail sizes and spacing used to attach the sheathing to the roof s structural members rafters or trusses do not provide enough strength to keep the sheathing on. Boards used for sheathing range from those with a 4 inch face to 48 inch long plywood sheets. Note holes should not remove more than half of the sheathing section note.

Edge clip requirements depend on the relationship of the panel span rating to the actual distance between roof framing. A strong resilient roof is a home s first line of defense when the roof deck is exposed to weather.