Carlon B520A-UPC Ceiling Box, 2-1/4 in D, 1 -Gang, Polycarbonate, Blue

With captive nails. 3/0 - 4/0 combination. Fixture spacing for 2-3/4 to 3 in, six integral clamps. 4 in Dia non-metallic ceiling box, 20 cu-in volume. Listed for fixture support up to 50 lb. 4 in Dia x 2-1/4 in D. Meets NEMA OS-2, UL listed and RoHS compliance.

• All ceiling boxes are produced from a high heat-resistant material developed specifically for fixture support applications
• All ceiling boxes are produced from a high heat-resistant material developed specifically for fixture support applications
• Fixture spacing for 2-3/4 in and 3 in