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Belding Double Wall Tank

Belding Tank® responds to the growing demand to ensure safety in handling hazardous chemicals with Dual-Tek™ - The only design in process storage that offers the advantages of Double Wall Containment and leak detection with no compromise in flow-thru design. This means you can specify the location of every fitting instead of top-only installation. With over 600 standard sizes, you’ll be sure to get the fastest delivery possible.



30000 gal


100% Composite Construction.
Capacities to 30,000 gal.

Early Detection in the Event of a Leak.

High reliability.

Proven System.

Space-Saving Design.

Versatile Operation.

Wide Range of Chemical Resistance.

Dual-Tek™ Features

Proprietary material separates inner and outer tank walls
Hazardous chemical leaking from the inner wall are channeled through proprietary material to sensor

The liquid sensor triggers the strobe alert alarm, allowing quick shutdown before a catastrophic failure occurs.


Top or Side Manholes
Heating Coils



Ladder & Safety Cage

Spray Balls

Siphon Drains

Liquid Level


Industry Standards

ASTM D-3299
ASTM D-4097

Tank Accessories (Optional)

Bolts & Gasket for Top Manholes
Hinged Covers for Top & Side Manholes

Flat Covers for Open Top Tanks
  • One Piece
  • Two Piece Hinged
  • Three Piece Hinged
1 in Clear PVC Sight Tube Assembly

Tank Top Handrail for Closed Top Tanks
  • Carbon Steel Primed
  • Carbon Steel Painted
  • FRP “Post Style”
  • FRP “Skirt Style”
  • Intermediate for Ladders Longer than 30 ft
  • Tank to Tank
  • Tank Top Work


Standard Controller also Available


Reinforce Thermoset Plastic (RTP)


·  Belding Double Wall Tanks - Dual-Tek