The Aquamax Eco Classic is fast becoming one of our most popular pumps. It is the entry-level pump from Oase who are one of the top aquatic brands. Purchasing this pump is a logical choice as you get the German manufacturer\'s know-how at a highly competitive price.This water pump is designed to run 24/7 in tough conditions. This claim is backed up by a 5 year manufacturer guarantee (warranty validated by self-completing a guarantee card post purchase). This pump can be used when submersed in water or dry-installed.