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  Conbraco CDC4A-205-T2F 1 in. RPZ Backflow Preventer
Conbraco CDC4A-205-T2F - 1" Reduced Pressure Assembly

Our Price: $306.43
Sale Price: $218.88
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Product Code: CDC4A-205-T2F

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Conbraco 4A Reduced Pressure Assembly  
Conbraco 4A reduced pressure Assembly

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Product Information


The Apollo® Model RP4A series Reduced Pressure Backflow Preventers provide maximum protection of the potable water supply due to back-siphonage or backpressure from substances that are hazardous to the potable water supply. 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.

  • Low pressure loss documented by independent approval agencies
  • Easily removable modular check valve cartridge
  • Captured stainless steel springs
  • Apollo® ball valves w/ SS handles & nuts standard
  • Top-mounted test cocks for easy testing
  • No special tools required
  • Modular Relief Valve
  • Chloramine-resistant elastomers
  • Designed, cast, machined, assembled and tested IN THE USA
ASSE 1013 - Horizontal (½"-2"), U & Z (½"-1")
CSA B.64.4 - Horizontal (½"-2")
Performance Rating
Maximum Working Pressure 175 psi
Temperature Range 33 ° F – 180 ° F
Material Specifications
Part Name Material
Body, Caps, Ball Valve Shutoffs, Test cocks Bronze C84400
Check Valve Cartridges Glass-Filled PPO
Springs 300 Series Stainless Steel
Seat Discs Chloramine-resistant Silicone
O-rings Chloramine-resistant EPDM
Conbraco RP4a Reduced Pressure Assembly Diagram
1/2" 11-1/8" 7-3/8" 7-1/8" 2-7/8" 3-1/4" 3-7/8"
3/4" 12-3/4" 8-1/2" 7-3/8" 3-1/8" 3-1/2" 3-7/8"
1" 14-5/8" 9-1/2" 8" 3-1/4" 4" 4"
1-1/4" 18-5/8" 11-3/4" 9-7/8" 5-1/8" 4-1/2" 5-3/8"
1-1/2" 18-3/4" 11-5/8" 9-7/8" 5-1/8" 4-1/2" 5-3/8"
2" 21-1/8" 12-3/4" 11" 5-7/8" 5" 6"
FLOW CURVES, Curves developed from independent approval agencies actual tests – Consult factory for details.
¦ indicates rated flow as determined by approval agencies, 7.5 ft/sec is the typical maximum Plumbing system flow rate.
Conbraco RP4A Reduced Pressure Assembly Pressure Loss Curve
  Conbraco 4A-204-T2F 3/4 in. RPZ Backflow Preventer 

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