Flush Metal Extension Boxes

Flush Metal Extension Boxes are designed to provide additional depth to existing flush metal back boxes, ensuring safe and compliant electrical installations.

Ideal for situations where extra wiring space is needed, these boxes make it easy to accommodate larger accessories, additional cables, or upgraded wiring configurations.

Use cases include renovation projects, commercial upgrades, and installations involving deeper switches or sockets.

The benefits include improved installation flexibility, enhanced safety, and long-lasting performance thanks to robust galvanised steel construction.

YESSS stocks flush metal extension boxes from trusted brands such as Knightsbridge, BG Electrical, and Schneider Electric, known for durable and regulation-compliant wiring accessories.

Popular technical specifications include single and double gang options, depths from 10mm to 35mm, 20mm and 25mm knockouts, and easy alignment with existing boxes.

For safe, adaptable, and professional installations, choose flush metal extension boxes from YESSS Electrical.