SystemStak™ Valves: Size 2(NG 4)

SystemStak SIZE 02, DG4V-02-10 Design, DGMR1 D02, DGMPC, DGMX2, DGMFN, DGMDC, DGMC, 250 bar (3600 psi) 30 l/min (7.9 USgpm) ISO/DIS 4401-02-02

SystemStak™ Valves: Size 3 (NG 6)

DGMR-3-50 Service-Line Counter Balance Valve, 4401-03; NFPA-D03Service Line, SystemStack Valves	5107.00/EN/1197A 5107.00/D/1297/A
SystemStak Valves Size 3, ISO 4401-03; NFPA-D03; 315 bar (4500 psi); 60 L/min (15.7 USgpm), DGMC D03, DGMX2 D03, DGMR D03	GB-2027B D-2027B F-2027B E-C-2027B