Universal thermostat guard, inside height 8-3/8 inches, inside depth 3 inches, inside width 5-7/8 inches, outside depth 3-3/8 inches, outside height 9-9/16 inches, outside width 7-1/16 inches. Finish box, base and ring: off white. Material high impact plastic, not hinged. Mount horizontal or vertical. Includes box, solid and ring base, mounting hardware, 2 keys.