WPC ceiling, bamboo&plastic composite, water proof, self-extinguish, 100% recycable, non-hazardous material.natural wood grain QB10010, WPC indoor flat ceiling. indoor ... grain ,without grain, no special treatment.usage: indoor ceiling, indoor cladding daily production capacity: 133 sqm/day/1 ... application picture 1:application picture 2: 100*10mm WPC ceiling, Wood flat ceiling.Wood plastic composite ...