Roofing Grade Specifications
Durability: | US panels are available in two classifications: Exterior – equivalent to (BS) EN 314 Bond Class 3 or Exposure 1 (always includes D veneer) – Bond Class 2 |
Veneer: | Mix of veneer grades used |
Span rating/support spacing and designated loading: | Maximum support spacing is 812mm (32/16 on panel) with edge support for recommended allowable live load of 146 kg/m2 (30 lbs/sq.ft), without edge support 711mm (28″) |
Thickness: | 11.1mm (7/16) |
Sanded/unsanded: | Unsanded only |
General Info: | Unsanded grade for use where shear and cross-panel strength properties are most important |