Classification Information
(Based on Intent to Use) Construction materials, namely, composite panels consisting of a rigid expanded polystyrene core bonded to an outer skin of MDF (medium-density fiberboard) wood sheet(Based on 44(d) Priority Application) Construction materials, namely, composite panels consisting of a rigid expanded polystyrene core bonded to an outer skin of MDF (medium-density fiberboard) wood sheet
Nonmetallic Building Materials