T-GRADE

(Based on Use in Commerce) (Based on 44(e)) Wood products, namely, oriented strand board; (Based on 44(e)) Wood products, namely, engineered wood flooring underlayment, structural wood flooring panels, floor underlayment panels, wood-based panels, structural and non-structural wood sheathing, plywood, wood veneers, preservative treated panels, fire proof wood panels, fire resistant wood panels; rim board; stair stringers; stair tread; concrete forming panels; concrete form beams; structural insulated panels; non-metal door components, namely, door cores; non-metal structural roof trusses and truss chords, joists, non-metallic building materials, namely, decking boards, wood beams, wood headers and wood columns