- Check valve with pipe-rupture protection - 60 l/min - 450 (500) bar - 100 - 300 l/min - Hydraulic pilot-operated - Seat-type pilot and main stages - Screw-in design SRE... - 25 - 300 l/min - Hydraulic pilot-operated - Two-stage seated valves - Stack-mounting valve with ISO/CETOP/NFPA/DIN interface
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