Exposure-1 Rated OSB Sheathing from China
Oriented strand board rated Exposure-1 for limited water exposure during construction, with a sanded surface, typically 7/16-inch for sheathing. This product is classified under 4410.12.00 as OSB of wood, sanded but not further worked beyond the panel form.
Duty Rate — China → Canada
0%
Import Tips
• Declare the sanded surface and Exposure-1 rating in the product description for CBSA
• Ensure the panels are not profiled or cut to non-rectangular shapes
• Verify that the panels meet Canadian sheathing standards (e.g
• CSA O325)