4 Set Electrical Junction Box with Cover: with 4 electrical outlet boxes, each measuring 4x4 inches, and 4 pieces of 2 gang duplex receptacle covers collectively making your renovation or construction project a breeze, offering a good experience with our package that includes necessary components for a comprehensive electrical makeover Galvanized Steel Construction: crafted from galvanized steel, our electrical junction box and cover boast quality and strength; They are sturdy, resilient and provide the much needed sturdiness for your long time electrical needs; Plus, they are suitable for 2 hour fire rated wall, ensuring good efficiency and longevity Smart Design for a Safer and More Organized Wiring System: every electric junction box boasts of multiple knockouts including 11 pieces of 1/ 2'' knockouts and 6 pieces of 3/ 4'' knockouts; This thoughtful design enables a clutter free and secure wiring system, embodying a function focused approach to cater to your e