Coupling adapter for cable duct RKK 40x16 white Ruvinil PRS-40x16

Coupling adapter 40x16 white. Ruvinil PRS-40x16 is an accessory in the cable communication system. Made of impact-resistant self-extinguishing polyvinyl chloride, white color (contains halogens). Designed for use when laying electrical, telephone, computer, and television networks in cable channels operating at direct or alternating current voltages up to 1 kV.