Exposure 1 Roof Sheathing

If exposure 1 rated panels and sheathing do get wet edge swelling may be experienced.

Exposure 1 roof sheathing.

Exposure 1 rated plywood commonly called cdx in the trade is sometimes mistaken as an exterior rated sheathing and erroneously used in applications for which it does not possess the required resistance to weather. In many applications a substitution of rated sheathing that is 1 8 perf cat thicker than the specified structural i will result in comparable performance. Slight surface flaking or thickness swell caused by moisture exposure will not affect the panels structural performance. Blue ribbon osb sheathing panels contain no core voids knots or splits and provide a quality base layer for wall and roof sheathing applications.

It s also suggested that exposure 1 rated sub floor panels and rated sheathing be stored under tarp or roof with adequate air circulation to keep them protected from prolonged rain or snow. Apa rated sheathing exposure 1 plywood commonly called cdx in the trade is sometimes. Only 23 32 thickness advantech subflooring and 1 2 and 5 8 thicknesses of advantech roof and wall sheathing are included in icc es report esr 1785. Panels identified as exposure 1 may be used for roof sheathing where exposed on the underside such as on eaves.

Structural i is unrelated to the bond classifications also known as exposure durability classifications exposure 1 and exterior. Osb suitable for uses not. T g edges 5 1 sample specification apa rated sheathing 15 32 performance category 32 16 exposure 1 note. 1 2 cat ps2 10 osb sheathing application as 4 x 8.

X 96 in questions page 2. Cdx should only be used for applications as outlined under exposure 1 above. For pricing and availability. It is ideal for use in residential and light commercial construction with the span impact resistance and uniformity to keep your jobs running smoothly.

For pricing and availability. Apa rated sheathing 2. Lp osb sheathing wall panels provide sufficient racking strength to meet corner bracing requirements. Zip system 1 2 cat ps2 10 tongue and groove osb sheathing application as 4 x 8.

Y 2020 m 10 d 4 h 15cst. Limitations and restrictions apply. Actual weight may vary by mill. 5 panel grades panels may be identified as single floor combination of subfloor and underlayment sheathing roof subfloor and or wall structural 1 sheathing roof and or wall.

Adhesive bond classification 5. 7 16 cat osb sheathing application as. In order to prevent damage cut the steel bands on the bundles.