Backflow Preventers

Filter

Search Within Category

: Show In Stock Items Only
: Ames Fire & Waterworks® (2)
Apollo™ (600)
Spirax Sarco (2)
WATTS® (54)
: Apollo RPLF4A Series Reduced Pressure Principle Backflow Preventers (61)
: 1/4 in (1)
3/8 in (2)
1/2 in (18)
1/2 x 1/8 in (2)
3/4 in (37)
1 in (33)
1-1/4 in (15)
1-1/2 in (26)
2 in (29)
2-1/2 in (55)
: FNPT (47)
Female Hose Threaded x Male Hose Threaded (2)
Female Meter Swivel x FNPT (2)
Female Meter Swivel x MNPT (1)
Flanged (1)
Grooved (2)
MNPT (7)
MNPT x FNPT (2)
Monitored Butterfly Valve Groove (73)
Monitored Butterfly Valve Groove x Post Indicator Flange (1)
: Outside Stem and Yoke Resilient Seated Gate Valve (1)
Quarter-Turn Ball Valve (43)
Resilient Seated Gate Valve (3)
Shut-Off Ball Valve (13)
: 304 Stainless Steel (422)
Brass (7)
Bronze (140)
Cast Bronze (1)
Cast Copper Silicon Alloy (22)
Cast Iron (1)
Copper Silicon Alloy (13)
Ductile Iron (39)
Forged Brass (8)
Lead Free Copper Silicon Alloy (5)
: Dual Check (328)
Pressure Vacuum Breaker (4)
Reduced Pressure (278)
Reduced Pressure Zone (15)
: 7.5 fps (2)
: Domestic (624)
Import (3)

658 items

Sort by:

show:

content loaded

Compare

Apollo™ 4ALF72EC8 RPDALF4A Type 2 Backflow Preventer, 8 in Nominal, Outside Stem and Yoke Groove End Style, 304 Stainless Steel Body, Reduced Pressure, Domestic

CBPN:

247470

MPN:

4ALF72EC8

Price:

$19191.31 / EA

QTY

Prop 65:

Price:

$19191.31 / EA

QTY

Compare

Apollo™ 4ALF72EC9 RPDALF4A Type 2 Backflow Preventer, 8 in Nominal, Monitored Butterfly Valve Groove End Style, 304 Stainless Steel Body, Reduced Pressure, Domestic

CBPN:

247471

MPN:

4ALF72EC9

Price:

$22303.66 / EA

QTY

Prop 65:

Price:

$22303.66 / EA

QTY

Compare

Apollo™ 4ALF72EE10 RPDALF4A Type 2 Backflow Preventer, 8 in Nominal, Outside Stem and Yoke Flanged x Post Indicator Groove End Style, 304 Stainless Steel Body, Reduced Pressure, Domestic

CBPN:

247472

MPN:

4ALF72EE10

Price:

$19191.31 / EA

QTY

Prop 65:

Price:

$19191.31 / EA

QTY

Compare

Apollo™ 4ALF72EE3 RPDALF4A Type 2 Backflow Preventer, 8 in Nominal, Outside Stem and Yoke Flanged End Style, 304 Stainless Steel Body, Reduced Pressure, Domestic

CBPN:

247473

MPN:

4ALF72EE3

Price:

$19001.02 / EA

QTY

Prop 65:

Price:

$19001.02 / EA

QTY

Compare

Apollo™ 4ALF72EE4 RPDALF4A Type 2 Backflow Preventer, 8 in Nominal, Outside Stem and Yoke Flanged x Monitored Butterfly Valve Groove End Style, 304 Stainless Steel Body, Reduced Pressure, Domestic

CBPN:

247474

MPN:

4ALF72EE4

Price:

$20821.18 / EA

QTY

Prop 65:

Price:

$20821.18 / EA

QTY

Compare

Apollo™ 4ALF72EE6 RPDALF4A Type 2 Backflow Preventer, 8 in Nominal, Outside Stem and Yoke Flanged x Post Indicator Flanged End Style, 304 Stainless Steel Body, Reduced Pressure, Domestic

CBPN:

247475

MPN:

4ALF72EE6

Price:

$19001.02 / EA

QTY

Prop 65:

Price:

$19001.02 / EA

QTY

Compare

Apollo™ 4ALF72EE7 RPDALF4A Type 2 Backflow Preventer, 8 in Nominal, Outside Stem and Yoke Flanged x Outside Stem and Yoke Groove End Style, 304 Stainless Steel Body, Reduced Pressure, Domestic

CBPN:

247476

MPN:

4ALF72EE7

Price:

$19191.31 / EA

QTY

Prop 65:

Price:

$19191.31 / EA

QTY

Compare

Apollo™ 4ALF72EE8 RPDALF4A Type 2 Backflow Preventer, 8 in Nominal, Outside Stem and Yoke Groove End Style, 304 Stainless Steel Body, Reduced Pressure, Domestic

CBPN:

247477

MPN:

4ALF72EE8

Price:

$19191.31 / EA

QTY

Prop 65:

Price:

$19191.31 / EA

QTY

Compare

Apollo™ 4ALF72EE9 RPDALF4A Type 2 Backflow Preventer, 8 in Nominal, Monitored Butterfly Valve Groove End Style, 304 Stainless Steel Body, Reduced Pressure, Domestic

CBPN:

247478

MPN:

4ALF72EE9

Price:

$22303.66 / EA

QTY

Prop 65:

Price:

$22303.66 / EA

QTY

Compare

Apollo™ 4ALF72EG10 RPDALF4A Type 2 Backflow Preventer, 8 in Nominal, Outside Stem and Yoke Flanged x Post Indicator Groove End Style, 304 Stainless Steel Body, Reduced Pressure, Domestic

CBPN:

247479

MPN:

4ALF72EG10

Price:

$19076.52 / EA

QTY

Prop 65:

Price:

$19076.52 / EA

QTY

Compare

Apollo™ 4ALF72EG3 RPDALF4A Type 2 Backflow Preventer, 8 in Nominal, Outside Stem and Yoke Flanged End Style, 304 Stainless Steel Body, Reduced Pressure, Domestic

CBPN:

247480

MPN:

4ALF72EG3

Price:

$20434.76 / EA

QTY

Prop 65:

Price:

$20434.76 / EA

QTY

Compare

Apollo™ 4ALF72EG4 RPDALF4A Type 2 Backflow Preventer, 8 in Nominal, Outside Stem and Yoke Flanged x Monitored Butterfly Valve Groove End Style, 304 Stainless Steel Body, Reduced Pressure, Domestic

CBPN:

247481

MPN:

4ALF72EG4

Price:

$20706.34 / EA

QTY

Prop 65:

Price:

$20706.34 / EA

QTY

Compare

Apollo™ 4ALF72EG6 RPDALF4A Type 2 Backflow Preventer, 8 in Nominal, Outside Stem and Yoke Flanged x Post Indicator Flanged End Style, 304 Stainless Steel Body, Reduced Pressure, Domestic

CBPN:

247482

MPN:

4ALF72EG6

Price:

$20434.76 / EA

QTY

Prop 65:

Price:

$20434.76 / EA

QTY

Compare

Apollo™ 4ALF72EG7 RPDALF4A Type 2 Backflow Preventer, 8 in Nominal, Outside Stem and Yoke Flanged x Outside Stem and Yoke Groove End Style, 304 Stainless Steel Body, Reduced Pressure, Domestic

CBPN:

247483

MPN:

4ALF72EG7

Price:

$19076.52 / EA

QTY

Prop 65:

Price:

$19076.52 / EA

QTY

Compare

Apollo™ 4ALF72EG8 RPDALF4A Type 2 Backflow Preventer, 8 in Nominal, Outside Stem and Yoke Groove End Style, 304 Stainless Steel Body, Reduced Pressure, Domestic

CBPN:

247484

MPN:

4ALF72EG8

Price:

$19076.52 / EA

QTY

Prop 65:

Price:

$19076.52 / EA

QTY

Compare

Apollo™ 4ALF72EC8 RPDALF4A Type 2 Backflow Preventer, 8 in Nominal, Outside Stem and Yoke Groove End Style, 304 Stainless Steel Body, Reduced Pressure, Domestic

CBPN:

247470

MPN:

4ALF72EC8

Prop 65:

Price:

$19191.31 / EA

QTY

Compare

Apollo™ 4ALF72EC9 RPDALF4A Type 2 Backflow Preventer, 8 in Nominal, Monitored Butterfly Valve Groove End Style, 304 Stainless Steel Body, Reduced Pressure, Domestic

CBPN:

247471

MPN:

4ALF72EC9

Prop 65:

Price:

$22303.66 / EA

QTY

Compare

Apollo™ 4ALF72EE10 RPDALF4A Type 2 Backflow Preventer, 8 in Nominal, Outside Stem and Yoke Flanged x Post Indicator Groove End Style, 304 Stainless Steel Body, Reduced Pressure, Domestic

CBPN:

247472

MPN:

4ALF72EE10

Prop 65:

Price:

$19191.31 / EA

QTY

Compare

Apollo™ 4ALF72EE3 RPDALF4A Type 2 Backflow Preventer, 8 in Nominal, Outside Stem and Yoke Flanged End Style, 304 Stainless Steel Body, Reduced Pressure, Domestic

CBPN:

247473

MPN:

4ALF72EE3

Prop 65:

Price:

$19001.02 / EA

QTY

Compare

Apollo™ 4ALF72EE4 RPDALF4A Type 2 Backflow Preventer, 8 in Nominal, Outside Stem and Yoke Flanged x Monitored Butterfly Valve Groove End Style, 304 Stainless Steel Body, Reduced Pressure, Domestic

CBPN:

247474

MPN:

4ALF72EE4

Prop 65:

Price:

$20821.18 / EA

QTY

Compare

Apollo™ 4ALF72EE6 RPDALF4A Type 2 Backflow Preventer, 8 in Nominal, Outside Stem and Yoke Flanged x Post Indicator Flanged End Style, 304 Stainless Steel Body, Reduced Pressure, Domestic

CBPN:

247475

MPN:

4ALF72EE6

Prop 65:

Price:

$19001.02 / EA

QTY

Compare

Apollo™ 4ALF72EE7 RPDALF4A Type 2 Backflow Preventer, 8 in Nominal, Outside Stem and Yoke Flanged x Outside Stem and Yoke Groove End Style, 304 Stainless Steel Body, Reduced Pressure, Domestic

CBPN:

247476

MPN:

4ALF72EE7

Prop 65:

Price:

$19191.31 / EA

QTY

Compare

Apollo™ 4ALF72EE8 RPDALF4A Type 2 Backflow Preventer, 8 in Nominal, Outside Stem and Yoke Groove End Style, 304 Stainless Steel Body, Reduced Pressure, Domestic

CBPN:

247477

MPN:

4ALF72EE8

Prop 65:

Price:

$19191.31 / EA

QTY

Compare

Apollo™ 4ALF72EE9 RPDALF4A Type 2 Backflow Preventer, 8 in Nominal, Monitored Butterfly Valve Groove End Style, 304 Stainless Steel Body, Reduced Pressure, Domestic

CBPN:

247478

MPN:

4ALF72EE9

Prop 65:

Price:

$22303.66 / EA

QTY

Compare

Apollo™ 4ALF72EG10 RPDALF4A Type 2 Backflow Preventer, 8 in Nominal, Outside Stem and Yoke Flanged x Post Indicator Groove End Style, 304 Stainless Steel Body, Reduced Pressure, Domestic

CBPN:

247479

MPN:

4ALF72EG10

Prop 65:

Price:

$19076.52 / EA

QTY

Compare

Apollo™ 4ALF72EG3 RPDALF4A Type 2 Backflow Preventer, 8 in Nominal, Outside Stem and Yoke Flanged End Style, 304 Stainless Steel Body, Reduced Pressure, Domestic

CBPN:

247480

MPN:

4ALF72EG3

Prop 65:

Price:

$20434.76 / EA

QTY

Compare

Apollo™ 4ALF72EG4 RPDALF4A Type 2 Backflow Preventer, 8 in Nominal, Outside Stem and Yoke Flanged x Monitored Butterfly Valve Groove End Style, 304 Stainless Steel Body, Reduced Pressure, Domestic

CBPN:

247481

MPN:

4ALF72EG4

Prop 65:

Price:

$20706.34 / EA

QTY

Compare

Apollo™ 4ALF72EG6 RPDALF4A Type 2 Backflow Preventer, 8 in Nominal, Outside Stem and Yoke Flanged x Post Indicator Flanged End Style, 304 Stainless Steel Body, Reduced Pressure, Domestic

CBPN:

247482

MPN:

4ALF72EG6

Prop 65:

Price:

$20434.76 / EA

QTY

Compare

Apollo™ 4ALF72EG7 RPDALF4A Type 2 Backflow Preventer, 8 in Nominal, Outside Stem and Yoke Flanged x Outside Stem and Yoke Groove End Style, 304 Stainless Steel Body, Reduced Pressure, Domestic

CBPN:

247483

MPN:

4ALF72EG7

Prop 65:

Price:

$19076.52 / EA

QTY

Compare

Apollo™ 4ALF72EG8 RPDALF4A Type 2 Backflow Preventer, 8 in Nominal, Outside Stem and Yoke Groove End Style, 304 Stainless Steel Body, Reduced Pressure, Domestic

CBPN:

247484

MPN:

4ALF72EG8

Prop 65:

Price:

$19076.52 / EA

QTY

show:

Backflow Preventers

Filter

Apollo™ 4ALF72EC8 RPDALF4A Type 2 Backflow Preventer, 8 in Nominal, Outside Stem and Yoke Groove End Style, 304 Stainless Steel Body, Reduced Pressure, Domestic

Apollo™ 4ALF72EC9 RPDALF4A Type 2 Backflow Preventer, 8 in Nominal, Monitored Butterfly Valve Groove End Style, 304 Stainless Steel Body, Reduced Pressure, Domestic

Apollo™ 4ALF72EE10 RPDALF4A Type 2 Backflow Preventer, 8 in Nominal, Outside Stem and Yoke Flanged x Post Indicator Groove End Style, 304 Stainless Steel Body, Reduced Pressure, Domestic

Apollo™ 4ALF72EE3 RPDALF4A Type 2 Backflow Preventer, 8 in Nominal, Outside Stem and Yoke Flanged End Style, 304 Stainless Steel Body, Reduced Pressure, Domestic

Apollo™ 4ALF72EE4 RPDALF4A Type 2 Backflow Preventer, 8 in Nominal, Outside Stem and Yoke Flanged x Monitored Butterfly Valve Groove End Style, 304 Stainless Steel Body, Reduced Pressure, Domestic

Apollo™ 4ALF72EE6 RPDALF4A Type 2 Backflow Preventer, 8 in Nominal, Outside Stem and Yoke Flanged x Post Indicator Flanged End Style, 304 Stainless Steel Body, Reduced Pressure, Domestic

Apollo™ 4ALF72EE7 RPDALF4A Type 2 Backflow Preventer, 8 in Nominal, Outside Stem and Yoke Flanged x Outside Stem and Yoke Groove End Style, 304 Stainless Steel Body, Reduced Pressure, Domestic

Apollo™ 4ALF72EE8 RPDALF4A Type 2 Backflow Preventer, 8 in Nominal, Outside Stem and Yoke Groove End Style, 304 Stainless Steel Body, Reduced Pressure, Domestic

Apollo™ 4ALF72EE9 RPDALF4A Type 2 Backflow Preventer, 8 in Nominal, Monitored Butterfly Valve Groove End Style, 304 Stainless Steel Body, Reduced Pressure, Domestic

Apollo™ 4ALF72EG10 RPDALF4A Type 2 Backflow Preventer, 8 in Nominal, Outside Stem and Yoke Flanged x Post Indicator Groove End Style, 304 Stainless Steel Body, Reduced Pressure, Domestic

Apollo™ 4ALF72EG3 RPDALF4A Type 2 Backflow Preventer, 8 in Nominal, Outside Stem and Yoke Flanged End Style, 304 Stainless Steel Body, Reduced Pressure, Domestic

Apollo™ 4ALF72EG4 RPDALF4A Type 2 Backflow Preventer, 8 in Nominal, Outside Stem and Yoke Flanged x Monitored Butterfly Valve Groove End Style, 304 Stainless Steel Body, Reduced Pressure, Domestic

Apollo™ 4ALF72EG6 RPDALF4A Type 2 Backflow Preventer, 8 in Nominal, Outside Stem and Yoke Flanged x Post Indicator Flanged End Style, 304 Stainless Steel Body, Reduced Pressure, Domestic

Apollo™ 4ALF72EG7 RPDALF4A Type 2 Backflow Preventer, 8 in Nominal, Outside Stem and Yoke Flanged x Outside Stem and Yoke Groove End Style, 304 Stainless Steel Body, Reduced Pressure, Domestic

Apollo™ 4ALF72EG8 RPDALF4A Type 2 Backflow Preventer, 8 in Nominal, Outside Stem and Yoke Groove End Style, 304 Stainless Steel Body, Reduced Pressure, Domestic

Apollo™ 4ALF72EC8 RPDALF4A Type 2 Backflow Preventer, 8 in Nominal, Outside Stem and Yoke Groove End Style, 304 Stainless Steel Body, Reduced Pressure, Domestic

Apollo™ 4ALF72EC9 RPDALF4A Type 2 Backflow Preventer, 8 in Nominal, Monitored Butterfly Valve Groove End Style, 304 Stainless Steel Body, Reduced Pressure, Domestic

Apollo™ 4ALF72EE10 RPDALF4A Type 2 Backflow Preventer, 8 in Nominal, Outside Stem and Yoke Flanged x Post Indicator Groove End Style, 304 Stainless Steel Body, Reduced Pressure, Domestic

Apollo™ 4ALF72EE3 RPDALF4A Type 2 Backflow Preventer, 8 in Nominal, Outside Stem and Yoke Flanged End Style, 304 Stainless Steel Body, Reduced Pressure, Domestic

Apollo™ 4ALF72EE4 RPDALF4A Type 2 Backflow Preventer, 8 in Nominal, Outside Stem and Yoke Flanged x Monitored Butterfly Valve Groove End Style, 304 Stainless Steel Body, Reduced Pressure, Domestic

Apollo™ 4ALF72EE6 RPDALF4A Type 2 Backflow Preventer, 8 in Nominal, Outside Stem and Yoke Flanged x Post Indicator Flanged End Style, 304 Stainless Steel Body, Reduced Pressure, Domestic

Apollo™ 4ALF72EE7 RPDALF4A Type 2 Backflow Preventer, 8 in Nominal, Outside Stem and Yoke Flanged x Outside Stem and Yoke Groove End Style, 304 Stainless Steel Body, Reduced Pressure, Domestic

Apollo™ 4ALF72EE8 RPDALF4A Type 2 Backflow Preventer, 8 in Nominal, Outside Stem and Yoke Groove End Style, 304 Stainless Steel Body, Reduced Pressure, Domestic

Apollo™ 4ALF72EE9 RPDALF4A Type 2 Backflow Preventer, 8 in Nominal, Monitored Butterfly Valve Groove End Style, 304 Stainless Steel Body, Reduced Pressure, Domestic

Apollo™ 4ALF72EG10 RPDALF4A Type 2 Backflow Preventer, 8 in Nominal, Outside Stem and Yoke Flanged x Post Indicator Groove End Style, 304 Stainless Steel Body, Reduced Pressure, Domestic

Apollo™ 4ALF72EG3 RPDALF4A Type 2 Backflow Preventer, 8 in Nominal, Outside Stem and Yoke Flanged End Style, 304 Stainless Steel Body, Reduced Pressure, Domestic

Apollo™ 4ALF72EG4 RPDALF4A Type 2 Backflow Preventer, 8 in Nominal, Outside Stem and Yoke Flanged x Monitored Butterfly Valve Groove End Style, 304 Stainless Steel Body, Reduced Pressure, Domestic

Apollo™ 4ALF72EG6 RPDALF4A Type 2 Backflow Preventer, 8 in Nominal, Outside Stem and Yoke Flanged x Post Indicator Flanged End Style, 304 Stainless Steel Body, Reduced Pressure, Domestic

Apollo™ 4ALF72EG7 RPDALF4A Type 2 Backflow Preventer, 8 in Nominal, Outside Stem and Yoke Flanged x Outside Stem and Yoke Groove End Style, 304 Stainless Steel Body, Reduced Pressure, Domestic

Apollo™ 4ALF72EG8 RPDALF4A Type 2 Backflow Preventer, 8 in Nominal, Outside Stem and Yoke Groove End Style, 304 Stainless Steel Body, Reduced Pressure, Domestic

My Account

Support

SPECIALTY SERVICES

Contact Us