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Specifications for battens
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Use timber battens - minimum 27 x 40
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Use good quality, preservative treated timber
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Fix battens to sound substrate at 600 mm centres or closer
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Where a CCA (chrome/copper/arsenic) preservative is used, allow approximately 7 days before fitting cladding
Fixing direction
Specification for fixings
Material
Stainless Steel
Type
Annular ring-shaft nails (clad pins)
(use plastic head Polytops where visible)
Diameter
2mm
Length
Planks minimum 30mm (ref 1096)
Trims minimum 20mm (ref n/a)
Cladding fixing
| Summary | |
| Colour | White |
| Product | Cladding |
| Thickness | 6 mm |
| Fixing | Polytop stainless Nail-30 mm long, notched (1096) |
| Number fixings per location | 2 |
Max. fixing Centres (mm) |
600mm (400mm exposed locations) |
| Support | Plank or Battern |
| Support Gap | 600mm (400mm exposed locations) |
| Min. expansion gap between profiles (mm) | 10 |
Thermal Movement
Allow a minimum 5mm clearance at the end of each 5 metre length of profile, in order to accommodate expansion. (Foiled 8mm expansion) Windloadings
For increased windloadings reduce batten spacings and fixing centres and check with qualified engineer. As a guide, 400mm batten spacings should be considered for applications over 2 storeys. Fixing to Non Weatherproof Substrates
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CAUTION!
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