Zip Clip Purlin Hanger The system consists of a wire and Zip-Clip connected to a Purlin flange clip. These can be connected directly to the Purlin form. PART NO. DESCRIPTION LENGTH ZIPVLS01 S.W.L 35 KG 1mt ZIPVLS02 S.W.L 35 KG 2mt ZIPVLS03 S.W.L 35 KG 3mt ZIPVLS05 S.W.L 35 KG 5mt ZIPVLS10 S.W.L 35 KG 10mt