Bladder Tank Pre-Piped

Bladder Tank Pre-Piped

Bladder Tank Pre-Piped

NAFFCO Pre-piped Bladder Tank is a complete self-contained proportioning system consisting of a bladder tank, ratio controller, and assembled piping. It is designed to inject foam concentrate into the water supply of a fire protection system and automatically proportions over a wide range of flow and pressures without the use of external power supply.





  1. Require less space than foam pump skid
  2. Designed for maximum agent discharge
  3. Permanently welded lifting lugs for easy tank movement and positioning
  4. Tanks are Externally Red enamel coated and
  5. Internally Coal tar Epoxy coated.


Tank ShellCarbon Steel, SA 516 Gr.70.
BladderVinyl Based Polymer
Pressure Relief Valve
Brass Construction with Set
Pressure @ 15 bar
Internal PipingPerforated PVC, sch. 80.
FlangesASTM A105, Class 150
Water PipeCarbon Steel. sch. 40.
Foam PipesStainless Steel. sch. 40.
Vent/Drain/NRV ValvesBrass/Bronze
Sight Glass ValveSight Gauge with Shut Off &
Drain Valve
Painting ExternalZinc Rich Primer with Red
Enamel Finish
Painting InternalZinc Rich Primer with Coal Tar
Epoxy Paint

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