These slates are very strong, non-combustible and resistant to pollution. Newfoundland Slates are a proven material of great durability, which provide an attractive, robust, weatherproof roofing surface.
These slates comply with the highest level of ASTM & BS certification and are guaranteed to remain sound and waterproof for 100 years. Newfoundland Slates have successfully undergone the national standard tests of British Standard BS680, American Standard ASTM C406-89, and the French Standard Norme Francaise P32-301.
Colours Available: Canadian Heather for heritage work, Plum, Variegated Heather/Green, Moss Green, and Glacier Green.