JRC are proud to offer you this premium quality roofing slate, from the prestigious La Bana region of Northern Spain.
This roofing slate is flat and even which means there is less sorting and grading for the roofer which will save them time. There is no visible pyrite which gives an aesthetically more pleasing finish.
With a quarry backed guarantee, this gives added peace of mind.
Data Sheet
Water absorption | W1 |
Non carbonate carbon content | In accordance <1% |
Mechanical resistance characteristics (MoR) | Transversal 64.7N/mm2 Longitudinal 68.1N/mm2 |
Calcium carbonate content | Complies <1% |
Dimensional tolerances | Complies |
Thermal cycle | T1 |
Exposure SO2 | S1 |
External fire performance | Deemed to satisfy A1 |
Reaction to fire | Deemed to satisfy A1 |
Release of dangerous substances | None |
Use as roofing or external cladding | Yes |