DS
Aluminium Joist
DSB
£0.00
The Decking Screw is narrow head screw specifically designed to fit between decking boards. The square drive, specialist fixing is made from A4 stainless steel and comes in two lengths. The screw is black coated and self-drills into all RYNO® aluminium joists. An ultra-hard version is available to special order for fixing directly into balcony steels.
Material | Stainless Steel A4, with black surface treatment |
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Dimensions | 3.9mm diameter thread, available in 2 lengths, 15mm and 30mm, square drive number 1 |
Drive type | Square Drive #1 |
Reaction to fire (BS EN 13501-1) | Inherently A1 (Decision 94-611/EC) |
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Allowable load | See “Design resistance” below |
Design resistance (EN 1999-1-4:2007 + AC:2010 + A1:2011) | 0.75kN (75kg) per screw when fixed into 2mm thick materials. |
Biological and chemical | Corrosion category C5 - Industry and coastal areas with high humidity and aggressive atmosphere. Constant condensation and heavily polluted atmosphere. |
DSB - Decking Screw
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