The compact backflush filter with the large filter surface, with 2-phase backflushing, in first-class quality, simple handling, in a modern design, for horizontal and vertical installation. Filter complete with brass head part, transparent cylinder, filter element in accordance with DVGW guidelines, backwash element, connection technology and screw connections. Type 3/4Ë? + 2000 2000 /4Ë? with HydroModul quick-release fastener for quick assembly, 2000 2000 /2Ë? - 2Ë? with 4-hole connection technology. Technical data: nominal pressure PN 16, operating pressure, min./max. 2 - 16 bar (with backwash), water/ambient temperature, max. 30/40 °C