Heavy-Duty One-Piece Construction for Lasting Stability: Built with thick-wall molded PVC, this SmartBox offers superior rigidity and durability, making it ideal for residential and light commercial installations. Secure Wire Entry with Top and Bottom Clamps: Wire entrance clamps located on both the top and bottom of the box ensure secure cable management and easy access during installation. Versatile Mounting on Wood or Metal Studs: Designed to mount directly to wood or 25-gauge metal studs, this box adapts to new work or old work applications with ease. UL Classified for 2-Hour Fire-Rated Walls: Provides peace of mind with UL classification for 2-hour fire-rated wall assemblies (excluding MSB4G), meeting safety standards for code compliance. Includes Threaded Device Holes and Mounting Screws: Comes ready to install with 6-32 threaded device holes and 42 lb. mounting screws for a secure, professional-grade setup.