• The Glendyne slate is an excellent quality roofing slate and is quarried in Saint-Marc-du-Lac-Long, Quebec, Canada
  • The quarry was first opened in the beginning of the 20th century by Welsh quarrymen who had migrated to Canada
  • Glendyne slate is a smooth, clean and attractive slate which is blue grey in colour and has a very similar appearance to slates from the Oakley quarry in Ffestiniog, North Wales
  • These slates are famous throughout the world and are popular, not only in their home markets of North America, but also in Australia and throughout Europe where discerning customers appreciate a high-end roofing slate
  • Glendyne slates are available in standard sizes of 20×10 (508 x 254) 20×12 (508 x 305) and 24×12 (610 x 305), come pre-holed to a 4” head-lap and come in one premium grade
  • The Glendyne slates achieve the highest possible classification under the European standard BS EN 12326-1:2014 and are W1, S1 and T1
  • Glendyne slates are covered by a quarry backed 75 year guarantee
  • Note Glendyne slates come in imperial dimensions and not in metric.


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