Size of Tile Overall |
420 x 330mm |
Minimum Pitch |
17.5 degrees (for rafter length over 8 metres or sites with a high level of exposure please consult our technical department) |
Maximium Pitch |
90 Degrees (subject to fixing specifications) |
Headlap (minimum) Headlap (maximum) |
75mm above 25 degrees / 100mm at 25 degrees or below |
Gauge (maximum) |
345mm |
Cover width of one tile (nominal) |
297mm |
Covering Capacity (Headlap 75mm) |
9.8 tiles / sq metre |
Covering Capacity (Headlap 100mm) |
10.5 tiles / sq metre |
Hanging Length (nominal) |
400mm |
Weight per 1000 (approx) |
5.45 tonnes |
Recommended Batten size (see BS5534) Rafter centres up to 600mm |
50 x 25mm |
Recommended Nail size |
50mm x 3.35mm |