Screw For Slate Roof (Tentative name)
Slate roof is a kind of roof made from slate roof tile, a painted plate made of cement and fiber.The tile is stronger than metal roof tile but it needs some repair because of age-related deterioration.Then, there are various ways of repair.For example covering method which is a style of covering old tiles with new ones, we need self drillling screw that can fasten new tiles to existing furring without cracking old ones.After a process of trial and error, at last we developed this item.
※Simple situation is adopted in these pictures in order to express whether this item cause cracks or not.
SCREW FOR REPAIRING SLATE ROOF
EXAMPLE OF USE
Repair and mending of slate roof.
CAUTION IN THE USE OF SCREWS
●Please choose appropriate screws for the material, purpose and environment.
To examine material, surface treatment, shape and environment is necessary to choose screws.
●Please choose appropriate bit for the screw recess and do not tighten too much.
If you use wrong bit or overtighten, the recess would be ruined, the head would break off or the screw would be snapped off.
●Do not do additional processing and reuse screws.
We cannot guarantee the quality of our products if you do additional processing to change the shape and performance or reuse of them.
●Do not put screws in the mouth.
Screw tip is sharp like cutlery so it is dangerous. Pay careful attention when handling and use safety equipments(safety glasses, hard hat and safety shoes).