Osb Roof Nailing Pattern

Check the nailing surface is level.

Osb roof nailing pattern.

Watch this before sheeting your roof with osb. Use panels rated as exposure 1 or better. Follow these 5 simple construction steps for roof sheathing and scroll down to see more details on each with installation hints and tips below step 1. Nailing schedules for wood structural panel roof sheathing plywood and oriented strand board osb.

The proper way to install osb. Increase the uplift resistance of the roof sheathing. When nailing shingles proper penetration into the roof deck is essential to ensure the nail and shingle remain secure. Nail spacing for sheets of osb and plywood is 8 inches per nail.

Oriented strand board or osb is a sheet panel product similar to plywood made from layers of wood strands that are oriented in opposite directions. Properly fasten panels including fastening and spacing hints. Oriented strand board osb or plywood can be used although plywood will provide higher nail head pull through resistance. Sheathing type typically 15 32 inch or thicker panels are required in high wind areas.

Recommendations were developed through engineering analysis and by full scale laboratory testing. Ventilate the roof according to current building codes. This way i don t get chewed out by the building inspector when they show up to inspect that particular. These schedules were calculated to provide resistance to wind uplift pressure as required by most codes.

Avoid this costly nailing spacing mistake duration. For all owens corning shingles roofing nails should penetrate into the wood deck by a minimum of inch or completely through the roof deck by a minimum of 1 8 inch. 4 feet equals 48 inches which you then divide by 8 to determine that you ll need six nails where the board comes in contact with a truss. This means that you ll need to use six nails per each truss that runs under the sheathing because each sheet measures 4 feet wide by 8 feet long.

Some brands of osb come with nailing patterns which make it simple to hit the studs when nailing in the plane. Most of the time you ll need to contact a local building inspector directly to get a definite answer if it s not already written out for you on the blueprints or manufacturers specifications. Wet and dry specimens of plywood and.