50 pcs - RS PRO Recessed Cover, Conduit Fitting, 20mm Nominal Size, Steel, Black

Lids & GasketBlack enamel or galvanised pressed steel light pattern lids and a black solid neoprene gasket for use with circular boxes in damp conditionsNoteGasket need to be bought separately.The RS Pro recessed cover cable conduit fitting comes with a nominal size of 20 mm and 25 mm. It has black enamel or galvanised pressed steel light pattern lids and a black solid neoprene gasket for use with circular boxes in damp conditions.Material: SteelFinish: Black EnamelSteel To BS4568BS4568 Part 2 product finish classification.,Class 2 - Black enamelled inside and outside.,Class 3 - Pre-galvanised sheet steel.,Class 4 - Hot dipped galvanised inside and outside.