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.


Tank Shell Carbon Steel, SA 516 Gr.70.
Bladder Vinyl Based Polymer
Pressure Relief Valve
(Optional)		 Brass Construction with Set
Pressure @ 15 bar
Internal Piping Perforated PVC, sch. 80.
Flanges ASTM A105, Class 150
Water Pipe Carbon Steel. sch. 40.
Foam Pipes Stainless Steel. sch. 40.
Vent/Drain/NRV Valves Brass/Bronze
Sight Glass Valve Sight Gauge with Shut Off &
Drain Valve
Painting External Zinc Rich Primer with Red
Enamel Finish
Painting Internal Zinc Rich Primer with Coal Tar
Epoxy Paint
  • Require less space than foam pump skid
  • Designed for maximum agent discharge
  • Permanently welded lifting lugs for easy tank movement and positioning
  • Tanks are Externally Red enamel coated and
  • Internally Coal tar Epoxy coated.

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