1G 25mm Galvanised Steel Extension Box

Description

This 25mm deep steel wall box extender is designed for extending standard flush wall boxes that have been set too deep or to accommodate deeper wiring accessories. It features one adjustable lug for easy installation and multiple 20mm knockouts to enable flexible cable entry. Crafted from durable 1.0mm² thick steel (with a tolerance of +/- 1-2%), it provides reliable strength and support. Ideal for professional electrical installations where precision and durability are essential.