Spectra Tile is the only completely waterproof lay-in ceiling tile on the market. USDA compliant. Made of extruded PVC foam with a decoratively embossed surface texture. This all plastic panel solves the problems of water damage and mold/mildew that traditional fiber-based lay-in panels experience. Nonabsorbent: No swelling, rotting, or water discoloration. Completely washable surface. Enhance room decor ranging from traditional to contemporary, or plain. Can be cut with a utility knife. Use a hole saw to cut holes for a sprinkler head or canned lights. Can be used in commercial or residential buildings. 10 year exclusive warranty. Size: 2′ x 4′ – 5mm thick. No. SPT5010P: Size: 2′ x 4′ x 5mm, Type: Suspended Ceiling, Material: PVC Foam, Color: White, Pattern: Diamond Pyramid, Edge: Square, Carton Qty: 10 pcs, Coverage Area: 80 sq ft, Fire Rating: None No. SPT6021P: Size: 2′ x 4′ x 5mm, Type: Suspended Ceiling, Material: PVC Foam, Color: White, Pattern: Smooth, Edge: Square, Carton Qty: 10 pcs, Coverage Area: 80 sq ft, Fire Rating: None No. SPT5011P: Size: 2′ x 4′ x 5mm, Type: Suspended Ceiling, Material: PVC Foam, Color: White, Pattern: Waffled Square, Edge: Square, Carton Qty: 10 pcs, Coverage Area: 80 sq ft, Fire Rating: None