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Easy-to-Retrofit Backflow Prevention Solutions for Fire Suppression Systems

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Shop Parts and Repair Kits for Deringer, Colt, Magnum and more

Deringer Backflow Preventers
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  1. Deringer Double Check Backflow Preventer Valve (DC)
    Deringer 20 (DC) Double Check Backflow Preventer
  2. Deringer 30
    Deringer 30 (DCDA-II) Double Check Detector Backflow Preventer
  3. DERINGER 40 (RP)
    Deringer 40 (RP) Reduced Pressure Backflow Preventer
  4. DERINGER 50 (RPDA)
    Deringer 50 (RPDA-II) Reduced Pressure Detector Backflow Preventer
  5. Deringer 20G
    Deringer 20G (DC) Double Check Backflow Preventer w/ OS&Y Gate Valves
  6. Deringer 30G
    Deringer 30G (DCDA-II) Double Check Detector Backflow Preventer w/ OS&Y Gate Valves
  7. DERINGER 40G (RP)
    Deringer 40G (RP) Reduced Pressure Backflow Preventer w/ OS&Y Gate Valves
  8. DERINGER 50G (RPDA)
    Deringer 50G (RPDA-II) Reduced Pressure Detector Backflow Preventer w/ OS&Y Gate Valves
  9. Deringer 20X
    Deringer 20X (DC) Xtreme Performance Double Check Backflow Preventer
  10. Deringer30X GPM
    Deringer 30X (DCDA-II) Xtreme Performance Double Check Detector Backflow Preventer
  11. Deringer 20GX
    Deringer 20GX (DC) Xtreme Performance Double Check Backflow Preventer w/OS&Y Gate Valves
  12. Deringer 30GX GPM
    Deringer 30GX (DCDA-II) Xtreme Performance Double Check Detector Backflow Preventer w/OS&Y Gate Valves

Retrofit Spools

We offer custom length spools for fast replacement of existing assemblies. Get exactly the size you need.

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Before and after retrofit spools

Backflow Direct is THE Online Store for ALL Things Fire Suppression Systems

At Backflow Direct, we provide high-quality, certified backflow prevention assemblies, pressure-relief valves, ACVs, strainers, and more to fire service companies, contractors, and various other industries in need of backflow preventers or parts. 

We are the top supplier of Deringer backflow assemblies, which are typically used on fire suppression systems. We also carry small diameter backflow devices used in residential and irrigation applications. 

Our backflow preventers and every other product we carry are all safety certified by several third-party certification companies, which ensures the proper functionality of every backflow prevention assembly and replacement part we carry.

 

Make Backflow Direct your go-to store for all your fire system plumbing needs!