Flexible Onion Water Storage Tank

Onion Tanks for Fuel & Water Storage

The Flexion range of Onion Tanks are self-rising / circular / reservoirs or bladder tanks that are used for oil, fuel, liquid and drinking water storage in remote locations. These tanks are used for disaster relief, fire fighting, oil spill response, spill recovery, military and other environmental operations.

Onion Water Bladder Tank is requiring no aluminium structure or frame as they rise automatically as and when fluids are contained in the tank. Onion water tanks are light weight, air filled and very easy to set up. Explore collapsible water tanks and pillow bladder tanks.

Manufactured with high quality PVC or PU, these tanks are flexible and resistant to oils. High frequency welding, these tanks are designed for durability and performance in harsh conditions. All tanks are folded for easy storage and transportation. They are available for storage in crates or bags. If you need more information, please call at (+91) 9833845693


Onion Bladder Tank Features

  • Rapid emergency response.
  • Easy to mount and dismantle.
  • Sets up in minutes — no tools, no frame required.
  • Variants for potable water and hydrocarbon (fuel/oil) storage.
  • Ground mat and cover available.
  • Modular design available.
  • Capacity from 1,000L to 10,000L — custom sizes available.

Onion Tank Specifications

CapacityBase Dia.HeightMaterialApplication
1000L (264 gal)2.160.44PVCMilitary
5000L (1320 gal)3.60.72PUDisaster Relief
10000L (2641 gal)4.80.8PUFirefighting
Can onion tanks store fuel as well as water?

Yes. PVC and PU construction resists oil and hydrocarbon exposure, so onion tanks store diesel, fuel oil, and other liquid fuels alongside potable water. Specify your liquid type when ordering — Enviroguard confirms the correct fabric grade and fittings for the application.

Does Enviroguard manufacture onion tanks in India?

Yes. Enviroguard manufactures onion tanks at our facility in India from 1,000L to 10,000L capacity, with custom sizes available. Factory-direct pricing with no import markup. High-frequency welded PVC or PU construction.

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