BALANCE DIAPHRAGM 1ST STAGE 
M026-V25 (YOKE)
M026-V25ADI (DIN)

Type: Balanced diaphragm
HP Ports: 2 
LP ports: 4
Intermediate pressure: 135-145 PSI
Material: brass
Weight: INT 817 g / DIN 660 g
Water Temp: Warm, cold