Which side of plywood is stamped?

back
The stamps are placed on the back and sometimes on the edges of each sheet of plywood. For example, a sheet of plywood having the designation “A-C” would have A grade veneer on the face and C grade veneer on the back.

What are the plywood grades?

We carry four grades of plywood: A, B, C and D. The grade refers to the quality and appearance of the plywood’s face and back veneers. A has the highest quality and is the most expensive, and D is the least expensive. A-grade plywood features a smooth, sanded surface without knots.

What is APA CDX plywood?

APA Rated Sheathing 15/32 Performance Category. 32/16 Exposure 1. Note: APA Rated Sheathing Exposure 1 plywood, commonly called “CDX” in the trade, is sometimes mistaken as having an Exterior bond classification and erroneously used in applications for which it does not possess the required resistance to weather.

What is span rating on plywood?

Span Rating denotes the maximum recommended centre to centre spacing of supports in inches over which the panel should be placed with its strength axis across two or more supports. The further the supports are spaced, the thicker the panel needs to be.

Does plywood have a good side?

The non-construction grading for decorative hardwood plywood is an alpha character first for the good side, and a numeric character for the secondary side. A good face would be an “A” and a secondary face (the back) may be a 1-4. The higher the number, like “4” indicates plugs, defects of different kinds, etc.

Why does plywood say this side down?

The side stamped “This Side Down” is typically the smooth side. This is mostly for roofers so that they lay the smooth side down and can stand on the rough side facing up.

What plywood is strongest?

Marine plywood
If you ever wondered “what is the strongest plywood?” The answer is Marine plywood. It is the strongest and toughest of all plywood on the market. It is bonded with high-quality glues to make the plies structurally solid and resistant to moisture.

What does a 32 16 span rating mean?

Span rating numbers for SHEATHING SPAN and FLOOR SPAN indicate the maximum spacing of supports over which the panels should be placed. A panel marked 32/16 may be used for roof sheathing over supports spaced up to 32 inches o.c. or for floor sheathing over supports spaced up to 16 inches o.c.

What kind of wood is used for plywood sheathing?

Built with high quality veneer and traceability in accordance with PS1-09 (American Standard for the production of plywood). Wood used is C and D grade pine veneers. The veneers are class 1 (Southern Yellow Pine family), with excellent mechanical stability and flexural strength and high durability.

Where can I buy 23 / 32 plywood for free?

Get free shipping on qualified 23/32 Plywood or Buy Online Pick Up in Store today in the Lumber & Composites Department. #1 Home Improvement Retailer Store Finder Truck & Tool Rental

What kind of plywood is used in Home Depot?

Lumber & Composites Plywood Project Panels(9) Sheathing Plywood(6) Hardwood Plywood(3) Oriented Strand Board – OSB(3) Sanded Plywood(2) Nominal Product Thickness (in.)

What kind of sheathing can be used on a subfloor?

Rated sheathing can be used in subfloor, wall, roof and general construction applications Span ratings on the back of the panel denote the maximum recommended center-to-center spacing of supports, in inches, when installing the panel Subject to credit approval.

Which side of plywood is stamped? back The stamps are placed on the back and sometimes on the edges of each sheet of plywood. For example, a sheet of plywood having the designation “A-C” would have A grade veneer on the face and C grade veneer on the back. What are the plywood grades? We…