1-Gang Adjustable PVC Electrical Outlet Box (10-Pack) 21 Cu in. PVC Junction Box w/Mounting Tab Brackets, Switches GFCI & Duplex Receptacles, Heavy-Duty, Fire Rated Wall Box ETL

Durable Build: Constructed from high-quality non-metallic PVC for the main enclosure, featuring a galvanized sheet fix plate and white zinc carbon steel screws for maximum structural integrity. | Versatile Bracket Mounting: Unlike standard swing-clamp boxes, Our Specialty Box utilizes a bracket mounting system, making it ideal for both new work and retrofit (old work) applications. | Superior Capacity: Boasting a generous 21 cubic inch capacity, this box provides the extra depth needed for bulky smart home switches, high-wattage dimmers, or complex wiring configurations. | Safety Certified: Designed with a 2-hour fire rating, this enclosure provides essential thermal protection and meets rigorous safety standards for residential and commercial builds. | Simplified Wiring: Specifically engineered for use with non-metallic sheathed cable, ensuring an easy and fast installation process for professional electricians and DIYers alike.