Screws Or Nails For Roof Sheathing

T1 11 use a 12d hot dipped galvanized nail or 8 1 5 8 deck screw.

Screws or nails for roof sheathing.

Fasten roof sheathing panels properly fasten panels with a minimum of 8d common 0 131 inch by 2 1 2 inch nails spaced a maximum of 6 inches on center at supported panel ends and edges. There is a common misconception in the building industry that screws always outperform nails when attaching wood to wood. 07 27 2007 06 42 am 5. February 5 2018 posted in.

The cheapest and easiest is to re nail or better yet screw down the sheathing when you replace your roof covering. Nails are also called upon when securing. Slats of wood used for roof sheathing are lumber boards with face widths ranging from 4 to 12 inches. Nails are often preferred for structural joining including framing walls because they are more flexible under pressure whereas screws can snap.

Roe osborn a senior editor at jlc responds. For slats featuring face widths of 12 inches you will space three nails evenly apart about every 3 inches. We use atleast 2 1 4 to 2 1 2 screws to put down 1 2 inch plywood or osb but most of the time we use 2 3 8 coated coil nails also known as 8 s for hand nailing. The framing crews were starting their nails 2 to 3 inches and as much as 6 to 8 from the edge of the panels on the intermediate trusses.

Generally you ll need to place two nails at each location where it makes contact with a roof truss. Deformed shank i e ring or screw shank nails are required near ridges gables and eaves in areas with design wind speeds over 110 mph 3 second gust but it is rec ommended that deformed shank nails be used throughout the entire roof. The attachment of roof sheathing can be improved in one of two ways. It s true that screws have a highly effective withdrawal resistance which makes them excellent fasteners for tasks such as avoiding squeaks in flooring assemblies resisting uplift forces that occur in roofs and holding deck ledgers tight to a building.

The ol sage builder.