19.6'' L x 19.6'' W Smooth Polystyrene Glue Up Ceiling Tile In White (Set of 16)

Polystyrene ceiling tiles are the perfect solution for outdated dull-looking popcorn ceilings. Made of extruded polystyrene (Styrofoam) these tiles are feather-light, elegant, clean, and virtually maintenance-free. The best news - you won’t need professional tools or special skills to install these tiles. With minimal preparation work Polystyrene tiles can be glued straight over the popcorn ceiling (no scraping, no mess). It can also cover stippled ceilings, drywall, plywood, or concrete surfaces. Ceiling tiles are waterproof and could be installed in high moisture areas (basements and bathrooms). Tiles have a special flame suppressing chemical additive that makes them self-extinguishing (Flame Spread index – 5, Smoke developed index – 30).