Description
The 4×4 Extension Box and 4×2 Extension Box are designed to provide additional depth and secure mounting space for electrical switches, sockets, and fittings. Available in both Metal and PVC options, these extension boxes deliver durability, safety, and flexibility for a wide range of installations. The metal versions offer robust strength and grounding capability, making them ideal for heavy-duty or industrial applications, while the PVC versions provide lightweight, corrosion-resistant performance for residential and commercial use. Easy to install and compatible with standard wall boxes, these extension boxes ensure a neat, professional finish and reliable protection for wiring systems.