Flexible sealing strips Type AS7 C chloroprene, colour black.
This is used to ensure the suitability of a Multiconductor in-stallation for application in a dusty, humid or even corrosive atmosphere. Corrosion of copper conductors is nearly always prevented! This sealing is recommended for all outdoor installations and specific industries e.g. concrete brick-works, coal storage and transhipment, dairies, galvanising plants, textile production etc.