With the introduction of P.V.C.-covered, aluminium alloy, guardrail wire, it was found necessary to fit a watertight end link to prevent corrosion.
Ngesaziso sesigqumo seP.V.C., umxube wesinyithi se-aluminiyam, ucingo lwentonga yokugada, lufumaniseke lubalulekile ukukhusela ukudleka.