Abuse-Resistant Gypsum Sheathing Board from Japan
Exterior-grade gypsum panel with paper facing and hardened core for sheathing applications, 5/8-inch thick. The enhanced durability comes from the plaster formulation, and the facing is paper-only, so it qualifies for tariff item 6809.11.00.
Duty Rate — Japan → Canada
6%
Import Tips
• Confirm the hardened core is due to plaster density, not added materials
• Provide product data sheets showing the paper-only facing
• Check if the sheathing meets Canadian exterior building standards