Plywood comes in many thicknesses from 1/8 inch right up to 1,1/2 inch. Standard in Canada now is 12.5 mm . My favorite plywood store, Smith Plywoods in Surrey BC, has many thicknesses, many grades, and over 100 different facings on plywood. You can get almost any hardwood on the face of their sheets.
The recommended thickness of plywood for a roof is typically 1/2 inch.
The minimum plywood thickness required for a subfloor is typically 3/4 inch.
The recommended plywood thickness for floor installation is typically 3/4 inch.
The recommended thickness of plywood for flooring installation is typically 3/4 inch.
The recommended thickness of plywood for a roof is typically 5/8 inch or 3/4 inch.
It will depend on the thickness of the plywood!
with a tape measurer
The recommended thickness of plywood for a roof, especially when using 1/2 inch plywood, is typically 5/8 inch or 3/4 inch.
For a roof, plywood with a thickness of at least 5/8 inch is recommended to provide sufficient strength and support.
The recommended subflooring plywood thickness for a residential construction project is typically 3/4 inch.
The recommended subfloor plywood thickness for residential flooring installation is typically 3/4 inch.
Plywood. It has more trapped air.