Carlon 24.5 cu. in. Hard Shell PVC New Work Electrical Ceiling Box with Ground Lug

The Super Blue New Work Round 25 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 and UL listed to help ensure safety. Ground screw included.