Fire -resistant poplar plywood certified B -s1-d0 is an ideal technical solution for construction and carpentry projects that require maximum fire safety without sacrificing the quality of a wood plywood. Board construction It is manufactured entirely from poplar and treated with an innovative impregnation process , incorporating fire resistance throughout 100% of the board , not just on the surface. This construction guarantees reliable performance in demanding applications. Features of the board Thanks to deep impregnation, the fire-retardant properties are maintained even after cutting, sanding, or machining , providing real and lasting safety throughout the board’s lifespan. The bonding is Class 1 for interior use , in accordance with UNE EN 314 . Available qualities B/BB