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.

Features:

• 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
• Internally Coal tar Epoxy coated.

Technical Data:

• 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

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