Apollo Valves/ Conbraco Products
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Double Check Valve Assemblies

Reduced Pressure Principal Assemblies

Double Check Detector Assemblies

Reduced Pressure Detector Assemblies

Dual Checks

Pressure Vacuum Breakers

Dual Checks with Atmospheric Port

Atmospheric Vacuum Breakers

Double Check Valve Assemblies

 4A-100 Series

Model DC4A
Double Check Valves

Made in the USA 
Top Entry Double Check Valve Assembly, Bronze Body, Modular Cartridge Checks with replaceable seats & Reversible Silicone Seat Discs, ½” to 2” with Apollo ball valve shutoffs with SS handles + trim

4ALF -100 Series

Model DCLF 4A
Double Check Valves

The Apollo® Model DCLF4A Lead Free* Double Check Valves prevent contamination of the potable water supply due to back-siphonage or backpressure from substances that are objectionable to the potable water supply, but non-health hazards. The top accessed modular check valve cartridges provide captured springs, replaceable seats and reversible silicone seat discs. This Made in America assembly features Apollo® ball valves with stainless steel handles and nuts as standard and carries the five-year Apollo® factory warranty.

4ALF-100 LBF Series
 

Model DCLF 4A
Double Check Valve
 

The 2 ½” – 12” Backflow Preventer shall be an Apollo® Model DCLF 4A Lead Free* Double Check Valve. The assembly shall be manufactured in America and carry a 5-year Apollo® factory warranty. The TriForceTM center stem guided check valves shall feature reversible silicone rubber seat discs. The check valves shall be held in place by SS snap-in retainers (2 ½” – 6”) or SS studs & nuts (8” – 12”). Access to the check valves shall be by an Apollo® quick-connect SS coupling (2 ½” – 6”) or grooved couplings (8” – 12”). The bodies shall be domestic SS in 2 ½” – 8” sizes and FDA epoxy coated ductile iron in 10” & 12” sizes. The Lead Free* Apollo® domestic ball valve test cocks shall have SS handles. The assembly shall prevent contamination of the potable water supply due to back-siphonage or backpressure from substances that are non-health hazards. The pressure drop across the assembly shall be documented by an independent laboratory.

Valve Setters
Models FS, MJFS, and MJS


Heavy Duty, FDA Fusion Bonded Epoxy Ductile Iron Valve Setter in 2-1/2" to 12

 

"The 2 ½” – 12” Valve Setter shall be an Apollo Model 4AN FS, MJFS, or MJS. The setter assembly shall be epoxy coated ductile iron with SS trim and shall be a three-piece assembly to aid in easier installation. These valve setters are designed to simplify the installation of Apollo’s 4AN Backflow Preventers by eliminating the need for thrust blocks between elbows.

4ANLF-100 LBF Series

   Lead Free Model DCLF 4AN
Double Check Valve Backflow Prevente
r

  Lead Free - Domestic Stainless Steel Body 2-1/2"-8", FDA Fusion Bonded Epoxy Ductile Iron 10" & 12". Flow Configurations in Vertical Up/Vertical Down, or Vertical Up/Vertical Up. Center Stem Guided TriForce™ Check Valves for Low Pressure Drop. Butterfly, OSY, NRS Shutoff Options. 2-1/2"-12".

4S-103 Series  

  Double Check Valve Assembly: Domestic Bronze Body; Top Access Check Cover, & Test Cocks. 1/2"

 

4SG-100 Series

Double Check Valve Assembly: Domestic Epoxy Ductile Iron Body, Short Grooved Body Connections, Butterfly, OSY, NRS Shutoff Options 2 1/2" - 8

Model DC4SG
Model DC4SGN

The Apollo®  Model DC4SG, DC4SGN Double Check Valve is designed to prevent contamination of the potable water supply due to back-siphonage or backpressure from substances that are non-health hazards. The modular check valves have replaceable seats and reversible EPDM seat discs. Grooved connections on an epoxy-coated ductile iron body allow for easy connection to butterfly valves or gate valves. Note: Model DC4SG replaces Model 4S-100 (also known as Model DC) in all sizes except 10”.

   

Double Check Detector Assemblies

4A-600 LBF Series
 
Model DCALF 4A
Model DCDA2LF 4A

Lead Free - Domestic stainless steel body 2-1/2"-8". Ductile iron 10" and 12". Short, inline configuration, horizontal or vertical, center stem guided TriForce check valves. Bypasses accurately measure low flows. Multiple shutoff valve options. Sizes 2-1/2"-12".

4S -600 Series

 
 Model DCDA4S

  Double Check Detector Assembly: Domestic Epoxy Ductile Iron; Short Flanged Body Connections; SS Test Cock Handles & Trim; OS&Y, NRS Gate Options 10" Only.


4SG-600 Series

Model DCDA4SG
Model DCDA4SGN
 

Double Check Detector Assembly: Domestic Ductile Iron Body; Short Grooved Body Connections; SS Test Cock Handles & Trim; Butterfly, OS&Y, NRS Shutoff Options 2-½" to 8"


4ANLF-600-LBF Series

 

Lead Free
Model DCDALF4 AN
Model DCdA2LF4 AN
Double Check detector Assembly

Lead Free - Domestic stainless steel body 2-1/2"-8". Ductile iron 10" and 12". Smaller footprint configuration, center stem guided TriForce check valves. Bypasses accurately measure low flows. Multiple shutoff valve options. Sizes 2-1/2"-12"

Dual Checks

Model DUC40
 
40-300 Series Dual Check Valve

Dual Check Valve, Wye Pattern Bronze Body, Inline Testable Options; NPS, Swivel, Meter Thread Connections. 3/8" - 1"

Model DUCLF40
 
40LF-300 Series dual Check Valve  Lead Free

Dual Check Valve, Wye Pattern Lead Free Bronze Body, Inline Testable Options; NPS, Swivel, Meter Thread Connections. 3/8" - 1

Model DUC4FP
 
 
Model DUC4FP
RESIDENTIAL FIRE SPRINKLER SYSTEM
DUAL CHECK BACKFLOW PREVENTER

Residential Fire Protection Domestic Dual Check Valve. Inline Bronze Body; FNPT, MNPT, Meter Connection Options. 1” - 1 1/4"

Model DUC4N
 
DUAL CHECK VALVE
4N-300 SERIES

Dual Check Valve, Inline Bronze Body; Domestic & Fire Protection Applications; NPS, Swivel, Meter Connection Options. 1/2" - 1 1/4"

Model DUCLFAN
 
Lead Free
DUAL CHECK VALVE

Lead Free*, Dual Check Valve, Inline Bronze Body; Domestic & Fire Protection Applications; NPS, Swivel, Meter Connection Options. 1/2" - 1 1/4"

   

Dual Checks with Atmospheric Port

38-500 Series
 
LABORATORY FAUCET
VACUUM BREAKER

Dual Check Laboratory Faucet Vacuum Breaker w/ Intermediate Vent, Brass, Chrome-Plated, 1/4" to 3/8"

40-400 Series
 
 MODEL DCAP
DUAL CHECK WITH ATMOSPHERIC PORT

Dual Check w/ Atmospheric Vent, Bronze, IPS, Sweat Union Connections, 1/2" - 3/4"

40LF-400 Series
 
 Model DCAPLF  Lead Free
40LF-400 Series dual Check with Atmospheric Port

Lead Free Dual Check w/ Atmospheric Vent, Bronze, IPS, Sweat Union Connections, 1/2" - 3/4"

4C-100 Series
 
CARBONATED BEVERAGE BACKFLOW PREVENTER
 

Carbonated Beverage Dual Check w/ Atmospheric Port, Acetal Body, 1/4" to 3/8"

Reduced Pressure Principal Assemblies

Model 40-200 Series
 
 Discharge Rates

Top Entry Reduced Pressure Principle Assembly, Ductile Iron, ½" to 10"

Model 40-200-T2S
 
Model RPS40

Top Entry Reduced Pressure Principle Assembly, Stainless Steel, ¼" to 1"

4A-200 Series

Model Number:RP4A
Reduced Pressure Backflow Preventers

Made in the USA 
Top Entry Reduced Pressure Principle Assembly, Bronze Body, Modular Cartridge Checks with replaceable seats & Reversible Silicone Seat Discs, ½” to 2” with Apollo ball valve shutoffs with SS handles + trim

4ALF-200-LBF Series

 Model RPLF 4A Reduced Pressure

Lead Free - Domestic Stainless Steel Body 2-1/2"-8", FDA Fusion Bonded Epoxy Ductile Iron 10" & 12". Short Inline Configuration, Center Stem Guided TriForce™ Check Valves for Low Pressure Drop. Butterfly, OSY, NRS Shutoff Options. 2-1/2"- 12".

4ALF-200 Series

 Model RPLF 4A
Reduced Pressure Backflow Preventers

Made in the USA 
Lead Free Top Entry Reduced Pressure Principle Assembly, Bronze Body, Modular Cartridge Checks with replaceable seats & Reversible Silicone Seat Discs, ½” to 2” with Apollo ball valve shutoffs with SS handles + trim

4ANLF-200 LBF Series

Model Number RPLF4AN

Lead Free - Domestic Stainless Steel Body 2-1/2"-8", FDA Fusion Bonded Epoxy Ductile Iron 10" & 12". Flow Configurations in Vertical Up/Vertical Down, or Vertical Up/Vertical Up. Center Stem Guided TriForce™ Check Valves for Low Pressure Drop. Butterfly, OSY, NRS Shutoff Options. 2-1/2"-12"

Reduced Pressure Detector Assemblies

40-700 Series

Model RPDA40
REDUCED PRESSURE PRINCIPLE
DETECTOR ASSEMBLY

Reduced Pressure Detector Assembly: Domestic Epoxy Ductile Iron Body; Top Access Checks & Test Cocks; Centered Bottom Relief Valve; NRS, OS&Y Gate Valves, SS handles & Trim 3" - 10"

400ALF-700 LBF Series

Lead Free
Model RPDALF  4A
Model RPDA2LF 4A

Lead Free - Domestic stainless steel body 2-1/2"-8". Ductile iron 10" and 12". Short, inline configuration, center stem guided TriForce check valves. Bypasses accurately measure low flows. Multiple shutoff valve options. Sizes 2-1/2" to 12".

4ANLF-700 LBF Series

 Lead Free
Model RPDALF 4AN
Model RPDA2LF 4AN

Lead Free - Domestic stainless steel body 2-1/2"-8". Ductile iron 10" and 12". Smaller footprint configuration, center stem guided TriForce check valves. Bypasses accurately measure low flows. Multiple shutoff valve options. Sizes 2-1/2" to 12".

   

Pressure Vacuum Breakers

4A-PVB Series
 
PVB4A Series
Pressure Vacuum Breaker

Made in the USA 
Pressure Vacuum Breaker, Bronze Body, Modular Cartridge Check with replaceable seats & Reversible Silicone Seat Disc, Freeze Resistant Feature, SS Handles & Trim, ½” to 2” with Apollo ball valve shutoffs with SS handles + trim

4V-500Series
 
 Model PVB4V
PRESSURE VACUUM BREAKER

Pressure Vacuum Breaker: Domestic Bronze Body; Freeze Resistant Feature; SS handles & Trim. ½" to 2"

4W-500 Series
 
 Model SVB4W & SVB4WLF*
SPILL RESISTANT VACUUM BREAKER

Spill Resistant Pressure Vacuum Breaker: Domestic Bronze Canopy & Noryl® Body; SS Handles & Trim. 1/4" to 1/2"

   

Atmospheric Vacuum Breakers

38-100 Series
 
 Model AVB1
ATMOSPHERIC TYPE VACUUM BREAKER

Atmospheric Vacuum Breaker, Bronze, or Chrome-Plated, ¼" to 2"

38-200 Series
 
 ATMOSPHERIC TYPE
VACUUM BREAKER

Atmospheric Type Vacuum Breaker, Forged Brass, or Chrome-Plated, ¼" to ¾"

38LF-100 Series
 
 Model AVB1LF
ATMOSPHERIC TYPE VACUUM BREAKER

Lead Free* Atmospheric Vacuum Breaker, Bronze, or Chrome-Plated, 1¼" to 2" (*Lead Free: The wetted surfaces of this product shall contain no more than 0.25% lead by weighted average. Complies with CA AB 1953 and VT S.152. ANSI 3rd party certified and listed)