Carlon 3-1/2 in. Hard-Shell Old/New Work Ceiling Electrical Outlet Box

The Carlon Super Blue New Work Round 14.5 cu. in. Non-Metallic Hard-Shell Ceiling Box is designed to not break or crack, even in extreme conditions. It is made with thermoplastic PVC for durability. Its hard-shell resists flexing and holds its shape in bad conditions and the box is fire rated to help ensure safety.|Designed to not break or crack, even in extreme environments|Made of heat-resistant thermoplastic material|Captive nails for wood stud mounting|3/0 and 4/0 mounting holes|2-hour fire rating