PMFlex 1416712 is a corrugated low-friction electrical conduit in halogen-free polypropylene, outside diameter 25 mm and inside diameter 18.2 mm, supplied in 50 m coils in grey. The xHiSpeed profile is engineered to reduce cable-pulling resistance during installation in walls, ceilings and floor screeds. Typical use is protective conduit for wiring in residential and commercial building services.