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Folding Frame Tank

Frame Tank for Fast Water Storage

Our folding frame tank delivers fast, reliable, and efficient water storage wherever it’s needed. This aluminum or steel frame tank—also known as a folding or refolding tank—is a flexible yet rigid water storage system, featuring a durable inner liner supported by a sturdy aluminum or steel frame.

The inner liner is available in a range of heavy-duty fabrics such as 22 oz. PVC, high-performance rubber (HPR), or industrial-grade vinyl, capable of safely storing water and other compatible liquids. Folding frame tanks are ideal for emergency response, firefighting operations, agricultural irrigation, and construction site water supply.

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Folding Frame Tank Features

  • Aluminum or steel frame
  • Heavy-duty Vinyl or High Performance Rubber Liner
  • Camlock, ball valves, and flange fittings
  • Discharge valve

Folding Frame Tank Benefits

  • Easy to set up and tear down
  • Lightweight and easy to transport
  • Durable materials
  • Large 500 to 5,000 gallon capacities

Folding Frame Tank Details

Folding frame tanks fold completely flat when not in use but can be rapidly deployed and torn down when needed—ideal for emergency response and natural disaster scenarios. Our frame tanks are proudly made in the USA and are available in a range of capacities from 500 to 5,000 gallons. These collapsible water tanks feature an open-top design for easy access and optional coverings for added protection during storage or transport.

Our Single Lane Frame Tanks (SLT) maximize water storage while keeping one lane open for critical water tender or emergency vehicle traffic. Deploying two or more Single Lane Tanks allows for high-capacity water storage along rural roadways and remote sites. Folding frame tanks are offered with various frame types and liner fabric options. Standard frame sizes are 8' x 14' x 29", built with your choice of steel or lightweight aluminum tubing. Liner fabric choices include:

  • 22 oz. vinyl throughout
  • 22 oz. vinyl sides with 30 oz. vinyl floor
  • 22 oz. High-Performance Rubber (HPR) throughout
  • 22 oz. HPR sides with 30 oz. floor
  • 30 oz. vinyl throughout

To maintain steady water flow and eliminate tank lift during use, a side-mounted stabilizing flange plate assembly is included. The flange plate assembly includes a mounting plate and flanges available in 4", 5", or 6" sizes. This mounting system is adaptable to virtually any folding frame tank model.

Installation Tip: Before setting up your folding frame tank, prepare the area carefully by clearing all debris, sharp objects, and uneven surfaces. Using berms or secondary liners underneath the tank can provide extra protection and spill containment. Always ensure all discharge valves are closed during filling and that the liner is properly positioned and free of pinching within the frame assembly.

A complete SLT system for a folding frame tank looks like this:

  • 2-8'x14'x29″ tanks (Other rectangular sizes available soon)
  • Mounting plate with 1 – female swivel and flange for the outside and 1-male flange for the inside of the tank. Size 4″ – 6″ (The plate helps to stabilize your flange.)
  • Standard 6″ al mag casting 90° elbow or optional 6″ tubing 90° elbow. (Call for pricing)
  • Flex-Lite Hose 4″ – 6″
  • Low Flow Strainer 4″ – 6″

Through the wall drafting accessories also sold separately to retro fix your existing tank.

Folding Frame Tank Technical Specifications

Single Lane Tank Type 1

Volume US Gal Open Dimensions Ft (L X W X H) Closed Dimensions Ft (L X W X H)
2000 14'x8'x29" 14'x8"x29"
2500 16'x9'x29" 16'x8″x29"
3000 16'x10'x29" 16'x8″x29"

Single Lane Tank Type II

Volume US Gal Open Dimensions Ft (L X W X H) Closed Dimensions Ft (L X W X H)
2000 19'x7'9"x29" 11'x8"x29"
2500 22'x8'x29" 14'x8″x29"
3000 23'x9'x29" 14'x8″x29"

Single Lane Tank Max

Volume US Gal Open Dimensions W/O Bladder Ft (L X W X H) Open Dimensions Ft (L X W X H) Closed Dimensions Ft (L X W X H)
1000/2500 8'3"x8'3"x29" 8'3"x22'3"x29" 8'3"x10"x29"
1500/3500 10'3"x10'3"x29" 10'3"x24'8"x29" 10'3"x10"x29"
2100/5000 11'3"x11'3"x29" 11'3"x26'3"x29" 11'3"x10"x29"

Frame Tank Applications

Aluminum and steel water frame tanks are versatile solutions for a wide range of industries and applications. For rapid water storage, frame tanks can be constructed using FDA- and NSF-61-approved materials, making them suitable for both potable and non-potable water storage needs. Collapsible water tanks and refolding containers are ideal for use at construction sites, agricultural operations, aquaponics farms, water treatment stations, firefighting operations, and emergency response deployments.

Built with the most durable and field-tested materials, our collapsible frame tanks deliver reliable performance wherever rapid water storage is needed.

Accessories for the folding frame tank and SLT system include:

  • 2-8'X14'X29″ Tanks
  • Mounting Plate with flange
  • Flex-lite hose
  • 6″ tubing 90° elbow (optional)
  • Low flow strainer
  • Power jet siphon
  • 6″ Al mag casting 990° elbow (standard)

Folding Frame Tank Applications and Industries:

Frequently Asked Questions

Folding Frame Tank Questions and Answers

A folding frame tank is a water storage solution that can be used for many purposes. Due to their flexible and open top design, filling and storing the tank is easy. This makes frame tanks especially helpful in the event of a natural disaster, as they can be folded up in minutes. Efficiency paired with the ability to store various solutions (water, oil, chemicals, etc.) means our tanks have found great use on construction sites, at water treatment stations, with firefighters and even in schools for educational purposes.

Collapsible water containers can be made of a wide variety of materials. The best frame tanks will have a sturdy frame made of aluminum or steel. Our collapsible water tanks typically feature a liner made of 22 oz. vinyl or High Performance Rubber. Furthermore, fabric selection can be changed depending on the application. Our product specialists would be happy to discuss customizing your collapsible water tank. Contact us for more information.

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