The Balvenie Tun 1509 Batch No. 6 Single Malt Scotch WhiskyBatch 6 showcases Malt Master David Stewart MBEs expertise and stock management skills to marry 21 rare and precious casks from The Balvenies aged whisky stocks Following in the footsteps of batches 1 5 of The Balvenie Tun 1509, Batch 6 a non chill filtered whisky, bottled at 50. 4% ABV brings to life David Stewart MBEs 57 years worth of experience and art of whisky stock management through an expression of exemplary quality and character.