Self-Drilling Poly-Fast for Metal
POLY-FAST™ Metal – Fixing Polycarbonate Skylight to Steel
Product Code
BN4-SDHXPS12060C4
Specification
#12-14 X 60mm
Corrosion Resistance
True Australian Standard Class 4 Coating (C4)
SST 2000hrs + Kesternich 15 Cycles
Product Features
● Hex Washer Flange Head
● Integrated Depth Stop Knurls
● 11mm Expansion Hole Cutter
● Thunder Shot Self-Drilling Point
Steel Penetration
Max 4.5mm thick
Adapter to use
Magnetic Hex Socket (5/16”)
Washer
Domed, Weatherseal, Anti-static EPDM Washer
Domed Structure: Superior strength against high winds.
Two Concentric Sealing Rims: Keeps the 11mm expansion hole fully sealed.
BDN Polycarbonate Skylight Fasteners POLY-FAST™ Product Features
POLY-FAST™ roofing fasteners feature a Thermal Expansion Hole Cutter that creates a much-required thermal expansion hole on plastic profiled roofing panels, The panels are then securely fastened onto the purlin support underneath in onego.
A nominal 11mm diameter hole is created by the Thermal Expansion Hole Cutter during the process. When mated with the Thermal Expansion Hole Cutter, with the Depth Stop Knurls acts as a stopper, the height at where it stops upon coming in contact with the purlins; enough so that it prevents screw over-run or over-drive, provide a perfect seal to the enlarged hole, but not deform the corrugations. BDN Fasteners polycarbonate roof fasteners are designed to create precise thermal expansion holes for fixing polycarbonate roof sheets.
POLY-FAST polycarbonate fasteners save 50% of labor time – creates a perfectly round 11mm expansion hole, and fix sheets in one go. A fool proof design for both beginners and professionals.
Installation Procedure:
Saves 50% of labor time, create a perfectly round expansion hole, and fix sheets in one go.
A perfectly round nominal 11mm diameter hole is created by theThermal Expansion Hole Cutter during the process.
The Expansion Hole Cutter works in combination with the Depth Stop Knurls, and prevents overdriving of the screw after touching the purlin.
A large Domed Weatherseal EPDM washer with two concentric sealing rims on the washer underside completes the package.
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