GSH Series deep bed filters provides approximately 40% more filter bed depth compare to regular media filters. With extra filter bed depth, deep bed filters offer superior in-depth filtration. The top diffuser, in addition, ensure even distribution of water over the top of the media bed. Features and benefits Made to last- Full laminated fiberglass tank with gel coat smooth finish – Full Fiberglass tank- UV resistance body- Stainless steel pressure gauge- Metal components a