Bolero HWS Compact, functional with proven 2-phase backwash technology, high-quality brass head part, space-saving integrated Druckminderer , extremely large filter surface ensures maximum filter function, for horizontal and vertical installation. Filter complete with brass head part, transparent cylinder, filter element in accordance with DVGW guidelines, backwash element, connection technology including Druckminderer 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