Glasgow 1770 Single Malt Triple Distilled 70clGlasgow 1770 Single Malt Scotch Whisky, Triple Distilled, is a smooth and vibrant whisky with outstanding character. This single malt combines the finest concerto malted barley with the incredibly pure water of Loch Katrine and is fermented for over 72 hours before being distilled painstakingly slowly in traditional copper pot stills, three times.