Eggcrate Panel, Plastic, White, PK2, Building Supplies - Amazon Canada
KastLite Egg Crate Panel 2-Pack in White | Polystyrene | Nominal 2' x 2' with 1/2" x 1/2" x 3/8" Cell Size | Manufactured by American Louver, Building Supplies - Amazon Canada
Eggcrate Ceiling Tiles - ISC Supply
Plaskolite Egg Crate 47-3/4 in. L X 23-3/4 in. W 0 in. Square Edge Lighting Panel 1 pk - Ace Hardware
595 x 595 Ventilated Eggcrate Diffuser | Replacement Ceiling Tiles