Super-7 for Pitched Roofs These fix counterbattens to rafters and install flush to the timber. They are manuafactured from stainless steel and are engineered with the precise Thor-Helical patented helix, and so provide maximum corrosion resistance and excellent holding power.
Super-8 for Flat Roofs Headed helical nails secure plywood/insulation composite roof decks to timber joists. They are manufactured in three standard lengths which suit panel depths from 85mm to 160mm.
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