From Plain To Beautiful In Hours Economy White PVC Drop Ceiling Tiles, Model #232UW-24X48-50. Each tile measures 24" W x 48" L x 0.012" thick. This lot includes 50 tiles (5 boxes of 10) covering approximately 400 square feet. PVC construction makes tiles moisture-resistant and easy to clean — ideal for basements, kitchens, or commercial spaces. All tiles are in like-new condition with no damage. A cost-effective solution for upgrading a drop ceiling grid.