Polieco - Model 450N Series -N - Twin Layer Cable Conduit Brochure

Twin-layer cable conduit Corrugated externally and plain internally - 450N series -N- POLIECO twin-layer conduit is a high density polyethylene pipe for the protection of electric and telephone underground cables. It is made of two coextruded layers: the outer wall is corrugated to assure a greater resistance to deflection and flexibility; the inner wall is plain to ease cable insertion and slipping.