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™ 4ALF60EE6 DCDALF4A Type 1 Backflow Preventer, 8 in Nominal, Outside Stem and Yoke Flanged x Post Indicator Flanged End Style, 304 Stainless Steel Body, Dual Check, Domestic

CBPN:

247172

MPN:

4ALF60EE6

Price:

$16229.78 / EA

QTY

Prop 65:

Price:

$16229.78 / EA

QTY

Compare

Apollo™ 4ALF60EE7 DCDALF4A Type 1 Backflow Preventer, 8 in Nominal, Outside Stem and Yoke Flanged x Outside Stem and Yoke Groove End Style, 304 Stainless Steel Body, Dual Check, Domestic

CBPN:

247173

MPN:

4ALF60EE7

Price:

$36016.65 / EA

QTY

Prop 65:

Price:

$36016.65 / EA

QTY

Compare

Apollo™ 4ALF60EE8 DCDALF4A Type 1 Backflow Preventer, 8 in Nominal, Outside Stem and Yoke Groove End Style, 304 Stainless Steel Body, Dual Check, Domestic

CBPN:

247174

MPN:

4ALF60EE8

Price:

$36016.65 / EA

QTY

Prop 65:

Price:

$36016.65 / EA

QTY

Compare

Apollo™ 4ALF60EE9 DCDALF4A Type 1 Backflow Preventer, 8 in Nominal, Monitored Butterfly Valve Groove End Style, 304 Stainless Steel Body, Dual Check, Domestic

CBPN:

247175

MPN:

4ALF60EE9

Price:

$18351.09 / EA

QTY

Prop 65:

Price:

$18351.09 / EA

QTY

Compare

Apollo™ 4ALF60EG10 DCDALF4A Type 1 Backflow Preventer, 8 in Nominal, Outside Stem and Yoke Flanged x Post Indicator Groove End Style, 304 Stainless Steel Body, Dual Check, Domestic

CBPN:

247176

MPN:

4ALF60EG10

Price:

$35743.77 / EA

QTY

Prop 65:

Price:

$35743.77 / EA

QTY

Compare

Apollo™ 4ALF60EG3 DCDALF4A Type 1 Backflow Preventer, 8 in Nominal, Outside Stem and Yoke Flanged End Style, 304 Stainless Steel Body, Dual Check, Domestic

CBPN:

247177

MPN:

4ALF60EG3

Price:

$16106.82 / EA

QTY

Prop 65:

Price:

$16106.82 / EA

QTY

Compare

Apollo™ 4ALF60EG4 DCDALF4A Type 1 Backflow Preventer, 8 in Nominal, Outside Stem and Yoke Flanged x Monitored Butterfly Valve Groove End Style, 304 Stainless Steel Body, Dual Check, Domestic

CBPN:

247178

MPN:

4ALF60EG4

Price:

$40000.29 / EA

QTY

Prop 65:

Price:

$40000.29 / EA

QTY

Compare

Apollo™ 4ALF60EG6 DCDALF4A Type 1 Backflow Preventer, 8 in Nominal, Outside Stem and Yoke Flanged x Post Indicator Flanged End Style, 304 Stainless Steel Body, Dual Check, Domestic

CBPN:

247179

MPN:

4ALF60EG6

Price:

$16106.82 / EA

QTY

Prop 65:

Price:

$16106.82 / EA

QTY

Compare

Apollo™ 4ALF60EG7 DCDALF4A Type 1 Backflow Preventer, 8 in Nominal, Outside Stem and Yoke Flanged x Outside Stem and Yoke Groove End Style, 304 Stainless Steel Body, Dual Check, Domestic

CBPN:

247180

MPN:

4ALF60EG7

Price:

$35743.77 / EA

QTY

Prop 65:

Price:

$35743.77 / EA

QTY

Compare

Apollo™ 4ALF60EG8 DCDALF4A Type 1 Backflow Preventer, 8 in Nominal, Outside Stem and Yoke Groove End Style, 304 Stainless Steel Body, Dual Check, Domestic

CBPN:

247181

MPN:

4ALF60EG8

Price:

$35743.77 / EA

QTY

Prop 65:

Price:

$35743.77 / EA

QTY

Compare

Apollo™ 4ALF60EG9 DCDALF4A Type 1 Backflow Preventer, 8 in Nominal, Monitored Butterfly Valve Groove End Style, 304 Stainless Steel Body, Dual Check, Domestic

CBPN:

247182

MPN:

4ALF60EG9

Price:

$18024.90 / EA

QTY

Prop 65:

Price:

$18024.90 / EA

QTY

Compare

Apollo™ 4ALF620BPC DCDALF4A Type 2 Backflow Preventer, 3 in Nominal, 304 Stainless Steel Body, Dual Check, Domestic

CBPN:

247183

MPN:

4ALF620BPC

Price:

$2597.42 / EA

QTY

Prop 65:

Price:

$2597.42 / EA

QTY

Compare

Apollo™ 4ALF620BPE DCDALF4A Type 2 Backflow Preventer, 3 in Nominal, 304 Stainless Steel Body, Dual Check, Domestic

CBPN:

247184

MPN:

4ALF620BPE

Price:

$2597.42 / EA

QTY

Prop 65:

Price:

$2597.42 / EA

QTY

Compare

Apollo™ 4ALF620BPG DCDALF4A Type 2 Backflow Preventer, 3 in Nominal, 304 Stainless Steel Body, Dual Check, Domestic

CBPN:

247185

MPN:

4ALF620BPG

Price:

$2337.76 / EA

QTY

Prop 65:

Price:

$2337.76 / EA

QTY

Compare

Apollo™ 4ALF620C3 DCDALF4A Type 2 Backflow Preventer, 3 in Nominal, Outside Stem and Yoke Flanged End Style, 304 Stainless Steel Body, Dual Check, Domestic

CBPN:

247186

MPN:

4ALF620C3

Price:

$5262.38 / EA

QTY

Prop 65:

Price:

$5262.38 / EA

QTY

Compare

Apollo™ 4ALF60EE6 DCDALF4A Type 1 Backflow Preventer, 8 in Nominal, Outside Stem and Yoke Flanged x Post Indicator Flanged End Style, 304 Stainless Steel Body, Dual Check, Domestic

CBPN:

247172

MPN:

4ALF60EE6

Prop 65:

Price:

$16229.78 / EA

QTY

Compare

Apollo™ 4ALF60EE7 DCDALF4A Type 1 Backflow Preventer, 8 in Nominal, Outside Stem and Yoke Flanged x Outside Stem and Yoke Groove End Style, 304 Stainless Steel Body, Dual Check, Domestic

CBPN:

247173

MPN:

4ALF60EE7

Prop 65:

Price:

$36016.65 / EA

QTY

Compare

Apollo™ 4ALF60EE8 DCDALF4A Type 1 Backflow Preventer, 8 in Nominal, Outside Stem and Yoke Groove End Style, 304 Stainless Steel Body, Dual Check, Domestic

CBPN:

247174

MPN:

4ALF60EE8

Prop 65:

Price:

$36016.65 / EA

QTY

Compare

Apollo™ 4ALF60EE9 DCDALF4A Type 1 Backflow Preventer, 8 in Nominal, Monitored Butterfly Valve Groove End Style, 304 Stainless Steel Body, Dual Check, Domestic

CBPN:

247175

MPN:

4ALF60EE9

Prop 65:

Price:

$18351.09 / EA

QTY

Compare

Apollo™ 4ALF60EG10 DCDALF4A Type 1 Backflow Preventer, 8 in Nominal, Outside Stem and Yoke Flanged x Post Indicator Groove End Style, 304 Stainless Steel Body, Dual Check, Domestic

CBPN:

247176

MPN:

4ALF60EG10

Prop 65:

Price:

$35743.77 / EA

QTY

Compare

Apollo™ 4ALF60EG3 DCDALF4A Type 1 Backflow Preventer, 8 in Nominal, Outside Stem and Yoke Flanged End Style, 304 Stainless Steel Body, Dual Check, Domestic

CBPN:

247177

MPN:

4ALF60EG3

Prop 65:

Price:

$16106.82 / EA

QTY

Compare

Apollo™ 4ALF60EG4 DCDALF4A Type 1 Backflow Preventer, 8 in Nominal, Outside Stem and Yoke Flanged x Monitored Butterfly Valve Groove End Style, 304 Stainless Steel Body, Dual Check, Domestic

CBPN:

247178

MPN:

4ALF60EG4

Prop 65:

Price:

$40000.29 / EA

QTY

Compare

Apollo™ 4ALF60EG6 DCDALF4A Type 1 Backflow Preventer, 8 in Nominal, Outside Stem and Yoke Flanged x Post Indicator Flanged End Style, 304 Stainless Steel Body, Dual Check, Domestic

CBPN:

247179

MPN:

4ALF60EG6

Prop 65:

Price:

$16106.82 / EA

QTY

Compare

Apollo™ 4ALF60EG7 DCDALF4A Type 1 Backflow Preventer, 8 in Nominal, Outside Stem and Yoke Flanged x Outside Stem and Yoke Groove End Style, 304 Stainless Steel Body, Dual Check, Domestic

CBPN:

247180

MPN:

4ALF60EG7

Prop 65:

Price:

$35743.77 / EA

QTY

Compare

Apollo™ 4ALF60EG8 DCDALF4A Type 1 Backflow Preventer, 8 in Nominal, Outside Stem and Yoke Groove End Style, 304 Stainless Steel Body, Dual Check, Domestic

CBPN:

247181

MPN:

4ALF60EG8

Prop 65:

Price:

$35743.77 / EA

QTY

Compare

Apollo™ 4ALF60EG9 DCDALF4A Type 1 Backflow Preventer, 8 in Nominal, Monitored Butterfly Valve Groove End Style, 304 Stainless Steel Body, Dual Check, Domestic

CBPN:

247182

MPN:

4ALF60EG9

Prop 65:

Price:

$18024.90 / EA

QTY

Compare

Apollo™ 4ALF620BPC DCDALF4A Type 2 Backflow Preventer, 3 in Nominal, 304 Stainless Steel Body, Dual Check, Domestic

CBPN:

247183

MPN:

4ALF620BPC

Prop 65:

Price:

$2597.42 / EA

QTY

Compare

Apollo™ 4ALF620BPE DCDALF4A Type 2 Backflow Preventer, 3 in Nominal, 304 Stainless Steel Body, Dual Check, Domestic

CBPN:

247184

MPN:

4ALF620BPE

Prop 65:

Price:

$2597.42 / EA

QTY

Compare

Apollo™ 4ALF620BPG DCDALF4A Type 2 Backflow Preventer, 3 in Nominal, 304 Stainless Steel Body, Dual Check, Domestic

CBPN:

247185

MPN:

4ALF620BPG

Prop 65:

Price:

$2337.76 / EA

QTY

Compare

Apollo™ 4ALF620C3 DCDALF4A Type 2 Backflow Preventer, 3 in Nominal, Outside Stem and Yoke Flanged End Style, 304 Stainless Steel Body, Dual Check, Domestic

CBPN:

247186

MPN:

4ALF620C3

Prop 65:

Price:

$5262.38 / EA

QTY

show:

Backflow Preventers

Filter

Apollo™ 4ALF60EE6 DCDALF4A Type 1 Backflow Preventer, 8 in Nominal, Outside Stem and Yoke Flanged x Post Indicator Flanged End Style, 304 Stainless Steel Body, Dual Check, Domestic

Apollo™ 4ALF60EE7 DCDALF4A Type 1 Backflow Preventer, 8 in Nominal, Outside Stem and Yoke Flanged x Outside Stem and Yoke Groove End Style, 304 Stainless Steel Body, Dual Check, Domestic

Apollo™ 4ALF60EE8 DCDALF4A Type 1 Backflow Preventer, 8 in Nominal, Outside Stem and Yoke Groove End Style, 304 Stainless Steel Body, Dual Check, Domestic

Apollo™ 4ALF60EE9 DCDALF4A Type 1 Backflow Preventer, 8 in Nominal, Monitored Butterfly Valve Groove End Style, 304 Stainless Steel Body, Dual Check, Domestic

Apollo™ 4ALF60EG10 DCDALF4A Type 1 Backflow Preventer, 8 in Nominal, Outside Stem and Yoke Flanged x Post Indicator Groove End Style, 304 Stainless Steel Body, Dual Check, Domestic

Apollo™ 4ALF60EG3 DCDALF4A Type 1 Backflow Preventer, 8 in Nominal, Outside Stem and Yoke Flanged End Style, 304 Stainless Steel Body, Dual Check, Domestic

Apollo™ 4ALF60EG4 DCDALF4A Type 1 Backflow Preventer, 8 in Nominal, Outside Stem and Yoke Flanged x Monitored Butterfly Valve Groove End Style, 304 Stainless Steel Body, Dual Check, Domestic

Apollo™ 4ALF60EG6 DCDALF4A Type 1 Backflow Preventer, 8 in Nominal, Outside Stem and Yoke Flanged x Post Indicator Flanged End Style, 304 Stainless Steel Body, Dual Check, Domestic

Apollo™ 4ALF60EG7 DCDALF4A Type 1 Backflow Preventer, 8 in Nominal, Outside Stem and Yoke Flanged x Outside Stem and Yoke Groove End Style, 304 Stainless Steel Body, Dual Check, Domestic

Apollo™ 4ALF60EG8 DCDALF4A Type 1 Backflow Preventer, 8 in Nominal, Outside Stem and Yoke Groove End Style, 304 Stainless Steel Body, Dual Check, Domestic

Apollo™ 4ALF60EG9 DCDALF4A Type 1 Backflow Preventer, 8 in Nominal, Monitored Butterfly Valve Groove End Style, 304 Stainless Steel Body, Dual Check, Domestic

Apollo™ 4ALF620BPC DCDALF4A Type 2 Backflow Preventer, 3 in Nominal, 304 Stainless Steel Body, Dual Check, Domestic

Apollo™ 4ALF620BPE DCDALF4A Type 2 Backflow Preventer, 3 in Nominal, 304 Stainless Steel Body, Dual Check, Domestic

Apollo™ 4ALF620BPG DCDALF4A Type 2 Backflow Preventer, 3 in Nominal, 304 Stainless Steel Body, Dual Check, Domestic

Apollo™ 4ALF620C3 DCDALF4A Type 2 Backflow Preventer, 3 in Nominal, Outside Stem and Yoke Flanged End Style, 304 Stainless Steel Body, Dual Check, Domestic

Apollo™ 4ALF60EE6 DCDALF4A Type 1 Backflow Preventer, 8 in Nominal, Outside Stem and Yoke Flanged x Post Indicator Flanged End Style, 304 Stainless Steel Body, Dual Check, Domestic

Apollo™ 4ALF60EE7 DCDALF4A Type 1 Backflow Preventer, 8 in Nominal, Outside Stem and Yoke Flanged x Outside Stem and Yoke Groove End Style, 304 Stainless Steel Body, Dual Check, Domestic

Apollo™ 4ALF60EE8 DCDALF4A Type 1 Backflow Preventer, 8 in Nominal, Outside Stem and Yoke Groove End Style, 304 Stainless Steel Body, Dual Check, Domestic

Apollo™ 4ALF60EE9 DCDALF4A Type 1 Backflow Preventer, 8 in Nominal, Monitored Butterfly Valve Groove End Style, 304 Stainless Steel Body, Dual Check, Domestic

Apollo™ 4ALF60EG10 DCDALF4A Type 1 Backflow Preventer, 8 in Nominal, Outside Stem and Yoke Flanged x Post Indicator Groove End Style, 304 Stainless Steel Body, Dual Check, Domestic

Apollo™ 4ALF60EG3 DCDALF4A Type 1 Backflow Preventer, 8 in Nominal, Outside Stem and Yoke Flanged End Style, 304 Stainless Steel Body, Dual Check, Domestic

Apollo™ 4ALF60EG4 DCDALF4A Type 1 Backflow Preventer, 8 in Nominal, Outside Stem and Yoke Flanged x Monitored Butterfly Valve Groove End Style, 304 Stainless Steel Body, Dual Check, Domestic

Apollo™ 4ALF60EG6 DCDALF4A Type 1 Backflow Preventer, 8 in Nominal, Outside Stem and Yoke Flanged x Post Indicator Flanged End Style, 304 Stainless Steel Body, Dual Check, Domestic

Apollo™ 4ALF60EG7 DCDALF4A Type 1 Backflow Preventer, 8 in Nominal, Outside Stem and Yoke Flanged x Outside Stem and Yoke Groove End Style, 304 Stainless Steel Body, Dual Check, Domestic

Apollo™ 4ALF60EG8 DCDALF4A Type 1 Backflow Preventer, 8 in Nominal, Outside Stem and Yoke Groove End Style, 304 Stainless Steel Body, Dual Check, Domestic

Apollo™ 4ALF60EG9 DCDALF4A Type 1 Backflow Preventer, 8 in Nominal, Monitored Butterfly Valve Groove End Style, 304 Stainless Steel Body, Dual Check, Domestic

Apollo™ 4ALF620BPC DCDALF4A Type 2 Backflow Preventer, 3 in Nominal, 304 Stainless Steel Body, Dual Check, Domestic

Apollo™ 4ALF620BPE DCDALF4A Type 2 Backflow Preventer, 3 in Nominal, 304 Stainless Steel Body, Dual Check, Domestic

Apollo™ 4ALF620BPG DCDALF4A Type 2 Backflow Preventer, 3 in Nominal, 304 Stainless Steel Body, Dual Check, Domestic

Apollo™ 4ALF620C3 DCDALF4A Type 2 Backflow Preventer, 3 in Nominal, Outside Stem and Yoke Flanged End Style, 304 Stainless Steel Body, Dual Check, Domestic

My Account

Support

SPECIALTY SERVICES

Contact Us