Deep River Rock is the brand name given to water produced by Coca-Cola Bottlers Ulster Ltd. The range includes various pack sizes 250 ml and 1 l Glass, 330 ml, 500 ml, 750 ml, 1.5L and 2 l PET and 19 l Water Cooler tank. It is available in still, sparkling, and "funky"-flavoured varieties.
References
Deep River Rock Wikipedia(Text) CC BY-SA