20mm PVC Wiring Rigid Conduit 

Features general application 20mm diameter Made from UPVC Used for general application where wiring needs to be concealed or provided with mechanical protection. This device is Indoor and Outdoor suitable. It is Un-plasticized PVC with flame retardant. Common 20mm size,  ideal for both commercial or domestic use. Specifications Material： PVC Size: dia20mm Available thickness: 1.2mm, 1.4mm, 1.5mm, 1.7mm Lenght: Customerized