Web3/8" APA rated sheathing is typically rated for a 24" span (distance between rafters) in a roof application. Half-inch is rated for a 32" span in the same application. Due to market pressures the 1/2" may actually cost less than the 3/8" and will be stronger. Share Improve this answer Follow edited Jul 26, 2016 at 16:04 WebMar 4, 2024 · What’s the Most Common Thickness of Plywood for Roofing? On roofs where rafters are spaced at least 20 inches apart, the recommended thickness of …
How Thick Should Roof Sheathing Be? - Roof Critics
WebThe recommended minimum thickness of OSB panels for timber-frame walls is 12mm when the cells in the supporting frame measure up to 62.5cm on a side, and 15mm for frame members spaced up to 83.3cm apart. Overview of Normal Minimum Thicknesses for Different Uses: 9 + 10mm: packaging, protective panelling, furniture WebApr 6, 2024 · Table R502.3.2.1.1 (1) in the IRC provides guidance on roof sheathing: Malcolm, I almost always use 5/8" ZIP sheathing on roofs, and metal roofing installers have never questioned it. I've never used commodity OSB on a roof but it's probably fine in 5/8" thickness, and possibly in 1/2" thickness. CDX works fine in 1/2" or 5/8" thickness. ship chandlers in houston texas
OSB vs Plywood for Roofing Compare Costs RenoCompare
WebThe best way to choose the right thickness for your roof is to consider the look you want for the home. OSB is cheaper than plywood, and comes in four-by-eight-foot sheets that are … WebDec 19, 2024 · The minimum thickness of plywood used for roofing is 3/8th of an inch. This kind of plywood can be used on roofs with minimal load steeper rather than flatter roofs will have lesser load per sq. foot and with a maximum of … WebMay 1, 2024 · The answer depends mostly on how far apart the rafters are and the roof loads, which vary based on the pitch of your roof. The most common scenario is a home that has rafters set approximately 16 … ship chandlers in kakinada