Cedral - Thrutone Smooth
- Description
Description
Cedral Thrutone Smooth are a low-profile fibre cement slate that features a smooth surface and square cut edges for a sleek, aesthetically pleasing finish.
They are one of the strongest slates on the market and are popular with architects and roofers. 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.
Thrutone is available in six colours:
- Blue-Black
- Heather
- Russett
- Stone Green
- Terracotta
- Turf Brown
GET A QUOTE or ADVICE ON
Click & complete online form or call us on 02877741686
Product Detail
Info
case studies
Info
Technical data
| 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 |
case studies