Appleby Dry Lining Plasterboard boxes White, plastic dry lining boxes. For mounting electrics into dryline cavity walls. Features: - Large flange around front prevents slipping into cavity and matches profile of accessory front plate. - Manufactured from flame retardant thermoplastic. - Tough yellow nylon lugs have large bearing faces for superior strength. - 2 side knockout cable entries plus one 25mm base knockout. - Brass earth terminal available. Please note: If you require a larger quantity than listed, please get in touch and we will provide a separate quote. Require faster delivery? Then please get in touch before making the purchase as additional deliveries will apply and this is available on all orders placed before 3pm.