To be used in conjunction with double deep plastic socket boxes and light switch boxes. The gasket kit is designed not to impede internal wiring and can be penetrated easily for wires and cables to pass through. Used with plastic socket boxes which are fixed into plasterboard or stud partitioning where the Fire and Acoustic properties would be infringed.

The gasket is designed to comply with IEE Regulations and British Standards. Tested to BS476 part 22