Roof Deck Sheathing

Most roofs will be sheathed in plywood at least 3 8 inch thick.

Roof deck sheathing.

Construction basics roof systems plywood and oriented strand board osb are used in roof sheathing systems ranging from simple single family residences to large commercial buildings. The unique construction of densdeck provides excellent flute spanning that stiffens and provides increased foot traffic resistance to the roof deck. Additionally densdeck has been shown to withstand de lamination deterioration warping and jobsite damage more effectively than other roofing membrane substrates such as paper faced gypsum board fiber board and perlite insulation. Common roof sheathing applications and installation recommendations are described in the related publications listed at right.

To stabilize the rafters support the roofing material and hold the entire roof together roof sheathing is installed. Structural through fastened metal panel roof systems shall be tested in accordance. Loads will vary with the pitch of the roof. Never attach roof sheathing with staples.

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. That will suffice on a roof with rafters set 16 inches apart with minimal roof loads. Osb is lightweight relatively inexpensive and strong enough to resist bending or breaking should someone walk on the roof. Sheathing is installed perpendicular to roof trusses.

In the u s roof sheathing is almost always composed of wood usually osb oriented strand board or plywood. The skeleton of a roof is formed with rafters or trusses generally spaced 16 inches or 24 inches apart from the center of one rafter to the center of the next. Common roof sheathing materials include several types which are chosen depending on the budget and weather conditions of the area. A strong resilient roof is a home s first line of defense when the roof deck is exposed to weather.

8d ring shank nails should be used instead. Roof sheathing comes in grid marked 4 by 8 foot sheets and should be installed perpendicular to the frame. 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. Trust zip system roof assembly to help fortify your home against the storm.

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. Structural standing seam metal panel roof systems shall be tested in accordance with astm e1592 or fm 4474.