1 2 Plywood Roof Deck

Before lumber companies began selling osb the standard choice for sheathing a roof with a 24 inch rafter spacing was 1 2 inch cdx plywood the letters cdx indicate that it is construction grade.

1 2 plywood roof deck.

Oriented strand board 660663 the home depot. On more modern homes roof decks are more often seen with laminated panels of plywood or non laminated oriented strand boards osb. Osb panels often have lines at 16 and 24 in. Provides exceptional dimensional stability and stiffness.

Floor and roof sheathing conforming with this table shall be deemed to meet the design criteria of section 2304 7. Cdx ground contact pressure treated plywood model 131876 45 98 45 98. Severe weather 1 2 in common douglas fir plywood sheathing application as 4 x 8. Intervals so you know where underlying studs rafters and joists are for nailing.

The materials can range anywhere from asphalt wood metal clay or even glass. Osb sheathing costs a few dollars less per sheet than 1 2 in. 3 4 plywood 4x8 3 8 plywood plywood subflooring plywood roof sheathing 48 24 sheathing plywood 3 4 in. Uniform load deflection limitations 1 180 of span under live load plus dead load 1 240 under live load only.

Some panels have a textured surface which makes them less slippery when used for roof sheathing. 1 inch 25 4 mm 1 pound per square foot 0 0479 kn m 2. Applies to panels 24 inches or wider. In our area 1 2 in.

Plywood used for roof decking is typically called sheathing and carries a grade stamp indicating its load and span ratings and other performance factors. The materials used may vary depending on the location of the building to the shape of the roof and even the surrounding climate.