Praga Filter - Commercial 1200 1400 1600 2000 Glass media to suit each size Support brackets Support clips Battery valve - Multi port Battery valve pricing below also · This filter is manufactured with fibre-glass and polyester resin.· Totally anticorrosive.· Lid of Ø 400 mm.· Supplied with manual air relief valve and water purge, sand dump port and pressure gauge panel.· Fitted with collector arms and diffuser made from unplasticised PVC and polypropilene.· Resistant to salt water.· It contains newly designed larger and more resistant ABS collector arms. · Filter bed height 1m.· Maximum temperature: 50º C.· Maximum pressure of either 2,5 or 4 Kg/cm2.OPTIONS:- Battery valves built entirely in PVC/PN-10 with flange connections to filters according to DIN standards. Butterfly and ball valves are in PVC.- Valve battery supports: made from zinc-plated steel tube, with anti-vibrations arms and fixing screw. Options for vertical and wall support.