Metal boxes, also known as Knockout Boxes or Gang boxes, are essential components that provide secure enclosures for switches and sockets. These boxes play a vital role in ensuring the safety and aesthetics of electrical connections. It is important to choose reputable suppliers and manufacturers in the UK for the highest quality Metal Boxes. Channel and Tray is the UK's top supplier or manufacturer of Gang Box or metal boxes. A reliable supplier offers a selection of gang boxes suitable for different applications and installation requirements. Order now by calling us at 01213878718.