The Hydra Series is preassembled
filtration system that allows the user to select housings that are
specific to their application. The Hydra provides both convenience and
flexibility in one complete package. A variety of systems are available
from 1 to 3 bowl systems for slim to big blue style cartridges. Once
the Hydra system has been selected, cartridges are chosen from the
Aries Filterworks AF Series.