28 Mar Poly Zips®
· Predrills its own expansion hole.
· Save up to 50% installation time!
· Patent pending wing design drills an over sized hole into the polycarbonate material.
For fixing polycarbonate roofing to timber and thin metal battens.
Insert PolyZips® into 5/16 socket and carefully position screw in centre of sheet crest to prevent any skidding or scratching.
Using a variable speed screw gun, start drilling slowly keeping screw straight to give you the correct oversized hole in your polycarbonate material.
Keep driving screw until it engages into the batten and EPDM washer sits securely. Do not over tighten screw, as it may cause failure.
PolyZIPS® is suitable for fixing into both timber and thin metal battens up to 1.2mm thick. Some hardwoods may require pre-drilling.