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Text version of the page
Backflow Preventers
SELECTION GUIDE
3 www.apollovalves.com
* Limited back pressure to 10’ head
APPLICATION
*
*
*
TYPE OF DEVICE SERIES BACK BACK CONTINUOUS LOW HIGH PAGE
SIPHONAGE PRESSURE PRESSURE HAZARD HAZARD NO.
DC-4A 4,6
DC-40 5
DOUBLE CHECK VALVE DC-4An 8
DC-4S 14,16
DC4SG 15
DCDA-4A 10
DOUBLE CHECK DCDA-4An 12
DETECTOR ASSEMBLY DCDA-4SG 17
DCDA-4S 18
REDUCED PRESSURE RP-4A 19,24
PRINCIPLE RP-40 20,22,32-33
REDUCED PRESSURE RP-40-n 21
PRINCIPLE (n & Z Flow) RP-40-Z 21
RP-4An 26
REDUCED PRESSURE RP-40-S 23
PRINCIPLE (Stn. Steel)
RPDA-4A 28
REDUCED PRESSURE RPDA-4An 30
DETECTOR ASSEMBLY RPDA-40 34-35
ATMOSPHERIC TYPE AVB1 36
VACUUM BREAKER AVB2 36
PRESSURE TYPE PVB-4A 37
VACUUM BREAKER PVB-4V 38
SPILL RESISTANT PRESSURE
VACUUM BREAKER SVB-4W 39
DUAL CHECK W/ ATMOS. PORT DCAP 40
CARBONATED BEVERAGE
BACKFLOW PREVENTER CBBP 44
HOSE CONNECTION
VACUUM BREAKER HBV2 45
ANTI FREEZE HOSE CONN.
VACUUM BREAKER HBVAF2 45
HOSE CONNECTION
BACKFLOW PREVENTER HBDUC 46
LAB FAUCET
VACUUM BREAKER LFDUC 46