... Made from PVC,good insulation and heat-resistingup to 85 degree CE Standard PVC wiring duct(solid)We are professional manufacturer,we ... wiring duct:made from PVC,good insulation and heat-resistingup to 85 degrees.Flame Retardant:550°c ,Insulation:2500V ,combustion-proof ... (white, milk, brown, dark brown and other colors available)→Certificate:CE ,ISO9001,SGS→Sizes of wiring ductsNO.ITEM NO.H x ...