Carlon Square Box

Carlon Square Box is a 4-inch junction box designed with convenience and durability in mind. It features captive nails for easy installation and includes 10 integral clamps—3 on the top, 3 on the bottom, and 2 on each side—ensuring secure wiring connections. Made from molded PVC, this non-metallic box is UL listed for safety and reliability. It is available in two sizes: one with a depth of 1-5/8 inches and a volume of 18 cubic inches, and another with a depth of 2-5/8 inches and a volume of 32 cubic inches. Both versions come in blue and include knockouts sized 1/2 inch and 3/4 inch, suitable for various wiring needs. This nail-on mount box is designed for straightforward installation without gangable options, making it ideal for residential and commercial electrical projects. Model Number: B418AR