A strong resilient roof is a home s first line of defense when the roof deck is exposed to weather.
Roofing with 24 rafters and clips sheathing size.
To stabilize the rafters support the roofing material and hold the entire roof together roof sheathing is installed.
The typical thickness range for sheathing is 3 8 to 3 4 inch.
Never attach roof sheathing with staples.
24 requires clips or thicker plywood.
The apa table has a span rating for the sheathing installed with or without h clips and the span rating is the same both ways.
8d ring shank nails should be used instead.
For the most common roof sheathing in our area which is 1 2 nominal 7 16 actual sheathing over trusses or rafters at 24 on center there is no requirement for h clips.
Roof sheathing comes in grid marked 4 by 8 foot sheets and should be installed perpendicular to the frame.
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.
It s nice for fat guys to get through the rafters easily.
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.
Roof sheathing panel spacing hints.
No clips the plywood lays stiffer.
For rafters spaced 20 or more inches apart 1 2 or 5 8 inch plywood is recommended.
16 is what i grew up with and prefer.
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.
If your project had a rafter length of 8 or less a safe and strong method is to use 2x8 framed 16 on center.
Sheathing should be a minimum of 19 32 inch thick.
It will support roof.
As a general rule roofs that have a high human occupancy rate should be framed with rafters every 16 structures such as sheds or barns can be frames with rafters every 24 again make sure to consult local codes.
Find out what is the standard is and then build above that.