Return Air Grilles: Egg Crate Grille, White, Matte, Plastic, 23 3/4 in H, 23 3/4 in W, 2 1/8 in D

Lay-in grilles nest inside openings in a ceiling and are held in place using gravity. These grilles rest on the edge of the T-bar grid and do not require additional hardware for installation. They are used with drop ceilings and other applications where ventilation reconfigurations are common.