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The Cedral Thrutone Smooth Cement Fibre Slates are a low-profile fibre cement slate that features a smooth surface and square cut edges for a sleek, aesthetically pleasing finish.
These cement fibre slates are particularly suitable to complex roof geometries. They are one of the strongest slates on the market and are popular with architects and roofers.
Thrutone slates provide complete design flexibility. With its low wastage and ease of installation, it's easy to see why it is the slate of choice for all types of new build and refurbishment projects.
Used on a variety of applications, Thrutone slates provide the flexibility to create inspirational roofs and facades.
CALL US FOR A FREE QUOTE ON ROOFING MATERIALS – 01562 748270
Cedral Thrutone Smooth Cement Fibre Slates
A+ Green guide rating
Can achieve a BES 6001 'Very Good' rating
Environmental product declaration available
Can be used for both roof and facade
Fibre cement is a recyclable building material
Low maintenance
Low carbon footprint of 16 CO2e/m2
Size of slate
600mm x 300mm
500mm x 250mm*
Minimum pitch**: Moderate exposure
22.5° (100mm lap) 20° (110mm lap)
22.5° (100mm lap)
Minimum pitch**: Severe exposure
25° (100mm lap) 22.5° (110mm lap)
25° (100mm lap)
Maximum pitch
90°
90°
Typical laps
100, 110mm
100mm
Slate hooks
Hook fixed 100 -150mm
Hook fixed 100mm
Maximum gauge
245 - 250mm
200mm
Slate thickness
4mm
4mm
Covering capacity (net)
13.4 slates/m2 at 100mm lap 13.6 slates/m2 at 110mm lap 14.8 slates/m2 at 150mm lap
20.0 slates/m2 at 100mm lap
Weight of slating (approx)
20.4 kg/m2 (0.20 kN/m2) at 100mm lap 20.9 kg/m2 (0.20 kN/m2) at 110mm lap 22.8 kg/m² (0.20kN/m2) at 150mm lap
21.3 kg/m2 (0.21 kN/m2) at 100mm lap
Battens required (net)
4.00 lin.m/m2 at 100mm lap 4.08 lin.m/m2 at 110mm lap 4.45 lin.m/m2 at 150mm lap
5.00 lin.m/m2 at 100mm lap
Batten size recommended (fixed to BS 5534)
50 x 25mm for rafters/supports not exceeding 600mm centres
50 x 25mm for rafters/supports not exceeding 600mm centres
Fixings
Slate nails (30 x 2.65mm) Copper disc rivets (19mm dia. x 2mm stem)
Slate nails (30 x 2.65mm) Copper disc rivets (19mm dia. x 2mm stem)
Fitting Screws
14 gauge self sealing
14 gauge self sealing
Slate hooks***
Length to equal to lap
Length to equal to lap
Authority
BS EN 492
BS EN 492
Cedral fibre cement slates meet the strength requirement of BS EN 492, achieving an average bending movement greater than 50 NM/M (Class B). The slates also have a minimum density of 1700 kg/m3 and a nominal thickness of 4mm.
*Made to order
**The minimum recommended pitch and lap may be influenced by special circumstances, please contact the Technical Advisory Team for further information
***When using slate hooks the perimeters /local areas (as defined in BS 5534) will require nails and rivets
