Carlon B520P-UPC Ceiling Box, 4 in W, 4 in D, 2-1/4 in H, 1 -Gang, Polycarbonate, Blue
Ceiling box with captive nails, ground lug and screw attached. Fixture spacing for 2-3/4 and 3-1/2 in. 6 integral clamps. Listed for fixture support up to 50 lb. 4 in Dia x 2-1/4 in D. UL listed. Meets NEMA OS-2.
Features:
- All ceiling boxes are produced from a high heat-resistant material developed specifically for fixture support applications