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Reduced Pressure Principle Backflow Preventer is designed to give maximum protection against backflow caused by either back-pressure or back-siphonage from substances that are hazardous.
- These reduced pressure backflow preventers are designed, cast, machined, assembled and tested in the USA.
- 5 year warranty
- Low head pressure loss
- Lead-free reduced pressure backflow preventers
- NSF 61/372 approval with lead-free option
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Apollo™
3" Backflow Preventer, APOLLO 4ALF20003 Reduced Pressure Principal, Lead-Free with Flanged OS&Y Gate Valves
Free Shipping In Stock
SKU: 00-4ALF20003
Sale price$4,740.83
Apollo™
10" Backflow Preventer, APOLLO 4ALF20G03 Reduced Pressure Principal, Lead-Free with Flanged OS&Y Gate Valves
Free Shipping In Stock
SKU: 00-4ALF20G03
Sale price$21,795.80
Apollo™
12" Backflow Preventer, APOLLO 4ALF20H03 Reduced Pressure Principal, Lead-Free with Flanged OS&Y Gate Valves
Free Shipping In Stock
SKU: 00-4ALF20H03
Sale price$32,342.15
Apollo™
4" Backflow Preventer, APOLLO 4ALF20A03 Reduced Pressure Principal, Lead-Free with Flanged OS&Y Gate Valves
Free Shipping In Stock
SKU: 00-4ALF20A03
Sale price$5,865.78
Apollo™
1-1/4" Backflow Preventer, Reduced Pressure, Lead-Free Bronze with Ball Valves and SAE Test Cocks APOLLO 4ALF206A2F
Free Shipping In Stock
SKU: 00-4ALF206A2F
Sale price$1,218.49
Apollo™
12" Backflow Preventer, APOLLO 4ALF20H09 Reduced Pressure Principal, Lead-Free with Butterfly Valve Grooved Connections
SKU: 00-4ALF20H09
In Stock
Sale price$0.00
In Stock
Apollo™
6" Backflow Preventer, APOLLO 4ALF20C09 Reduced Pressure Principal, Lead-Free with Butterfly Valve Grooved Connections
Free Shipping In Stock
SKU: 00-4ALF20C09
Sale price$8,758.51
Apollo™
3" Backflow Preventer, APOLLO 4ALF700E9 Reduced Pressure Detector Assembly, Lead-Free , Stainless Steel Body with Monitored Butterfly Valves, Grooved Ends
Free Shipping In Stock
SKU: 00-4ALF700E9
Sale price$6,267.55
Apollo™
8" Backflow Preventer, APOLLO 4ALF20E09 Reduced Pressure Principal, Lead-Free with Butterfly Valve Grooved Connections
Free Shipping In Stock
SKU: 00-4ALF20E09
Sale price$14,061.81
Apollo™
6" Backflow Preventer, APOLLO 4ALF70CE9 Reduced Pressure Detector Assembly, Lead-Free , Stainless Steel Body with Monitored Butterfly Valves, Grooved Ends
Free Shipping In Stock
SKU: 00-4ALF70CE9
Sale price$9,642.38
Apollo™
4" Backflow Preventer, APOLLO 4ALF70AE3 Reduced Pressure Detector Assembly, Lead-Free , Stainless Steel Body with OS&Y Flanged Gate Valves
Free Shipping In Stock
SKU: 00-4ALF70AE3
Sale price$7,231.79
Apollo™
8" Backflow Preventer, APOLLO 4ALF70EE3 Reduced Pressure Detector Assembly, Lead-Free , Stainless Steel Body with OS&Y Flanged Gate Valves
Free Shipping In Stock
SKU: 00-4ALF70EE3
Sale price$15,995.31
Apollo™
1-1/2" Backflow Preventer, Reduced Pressure, Lead-Free Bronze with Ball Valves and SAE Test Cocks APOLLO 4ALF207A2F
Free Shipping In Stock
SKU: 00-4ALF207A2F
Sale price$1,272.06
Apollo™
8" Backflow Preventer, APOLLO 4ALF70EE9 Reduced Pressure Detector Assembly, Lead-Free , Stainless Steel Body with Monitored Butterfly Valves, Grooved Ends
Free Shipping In Stock
SKU: 00-4ALF70EE9
Sale price$16,171.12
Apollo™
2-1/2" Backflow Preventer, APOLLO 4ALF709E9 Reduced Pressure Detector Assembly, Lead-Free , Stainless Steel Body with Monitored Butterfly Valves, Grooved Ends
Free Shipping In Stock
SKU: 00-4ALF709E9
Sale price$6,026.46
Apollo™
4" Backflow Preventer, APOLLO 4ALF70AE9 Reduced Pressure Detector Assembly, Lead-Free , Stainless Steel Body with Monitored Butterfly Valves, Grooved Ends
Free Shipping In Stock
SKU: 00-4ALF70AE9
Sale price$7,231.79
Apollo™
10" Backflow Preventer, APOLLO 4ALF20G09 Reduced Pressure Principal, Lead-Free with Butterfly Valve Grooved Connections
SKU: 00-4ALF20G09
In Stock
Sale price$0.00
In Stock
Apollo™
2-1/2" Backflow Preventer, APOLLO 4ALF709E3 Reduced Pressure Detector Assembly, Lead-Free , Stainless Steel Body with OS&Y Flanged Gate Valves
Free Shipping In Stock
SKU: 00-4ALF709E3
Sale price$5,464.04
Apollo™
10" Backflow Preventer, APOLLO 4ALF20G02 Reduced Pressure Principal, Lead-Free with Flanged NRS Gate Valves
Free Shipping In Stock
SKU: 00-4ALF20G02
Sale price$21,795.80
Apollo™
6" Backflow Preventer, APOLLO 4ALF70CE3 Reduced Pressure Detector Assembly, Lead-Free , Stainless Steel Body with OS&Y Flanged Gate Valves
Free Shipping In Stock
SKU: 00-4ALF70CE3
Sale price$9,441.50
Apollo™
1/2" Backflow Preventer, Reduced Pressure, Bronze with Ball Valves and SAE Test Cocks APOLLO 4A203A2F
Free Shipping In Stock
SKU: 00-4A203A2F
Sale price$423.11
Apollo™
12" Backflow Preventer, APOLLO 4ALF20H02 Reduced Pressure Principal, Lead-Free with Flanged NRS Gate Valves
Free Shipping In Stock
SKU: 00-4ALF20H02
Sale price$29,529.79
Apollo™
6" Backflow Preventer, APOLLO 4ALF20C03 Reduced Pressure Principal, Lead-Free with Flanged OS&Y Gate Valves
Free Shipping In Stock
SKU: 00-4ALF20C03
Sale price$8,637.97
Apollo™
3" Backflow Preventer, APOLLO 4ALF700E3 Reduced Pressure Detector Assembly, Lead-Free , Stainless Steel Body with OS&Y Flanged Gate Valves
Free Shipping In Stock
SKU: 00-4ALF700E3
Sale price$6,187.22
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