Size of Slate: 600mm x 300mm
Minimum pitch: 25° (110mm head lap)
Maximum pitch: 90°
Typical laps: 100mm, 110mm
Batten gauge: 245-250mm
Slate thickness: 4mm
Covering capacity (net): 13.4 slates/m² (100mm lap) / 13.6 slates/m² (110mm lap)
Weight of slating (approx.): 20.4kg/m² (0.20 kN/m²) (at 100mm lap) / 20.9kg/m² (0.20 kN/m²) (at 110mm lap)
Battens required (net): 4.00 (net lin. m/m²) (at 100mm lap)
Batten size recommended (fixed to ICP2): 50 x 25mm for rafters/supports not exceeding 400mm centres / 50 x 35mm for rafters/supports not exceeding 600mm centres
Fixings: Slate nails (30 x 2.65mm)
Copper disc rivets: (19mm dia. X 2mm stem)
Authority: EN 492
Tegral Rivendale slates are manufactured to EN492, Type NT, 4.0mm thick Fibre Cement Slates. Rivendale slates have a textured surface with a dressed edge and are offered with a 20 year manufacturer’s colour guarantee due to the unique painting process and a 30 year structural guarantee.
Tegral Building Products is independently certified as meeting requirements of ISO 9001 (quality), ISO 14001 (environment), OHSAS 18001 (safety) and BES 6001 (responsible sourcing).
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