Potable Water Tanks

CERTIFICATED QUALITY FOR POTABLE WATER TANKS NSF/ANSI-61 COMPLIANT

Collapsible potable water tanks are the most economical and the most simply storage way for the potable drinking water in desert, industrial, commercial, and residential areas. DOOWIN collapsible pillow tanks for drinking water are constructed from the top grade fabric material, which is certificated comply with NSF standard. Collapsible potable water storage tanks are low profile and can be customized to meet the space requirement. These potable water storage pillow tanks can be folded easily for storage and shipment.

The potable water tanks are extremely versatile and can be unrolled and used on any area of flat ground that has been cleared of debris, they require no special tools for installation, and are easily emptied and packed for storage when not in use.

potable water tanks

Potable Water Tanks Construction

Please refer below general drawing for the small, middle and large potable water tanks.

  • Inlet Fittings:  The standard filling fitting is 2”, 3” and 4” high quality PP flange with cam-lock with one safety cap (refer below picture). The other material filling port and camlock are available upon request. We can do aluminum or stainless steel flange and cam-lock, with stainless steel or brass ball valves.

  • Outlet Fittings:  The standard filling fitting is 2”, 3” and 4” high quality PP flange with cam-lock with one safety cap (refer below picture). The other material filling port and camlock are available upon request. We can do aluminum or stainless steel flange and cam-lock, with stainless steel or brass ball valves.

  • Optional: Ground sheet can protect your pillow tanks. It will be supplied upon request.

Potable Water Pillow Tanks Accessories

Fill/Discharge Valve (2” or 3”)                                Drain Valve (2” or 3”)                                           Air Bleed

Potable Water Tanks Specification

DOOWIN potable water tanks are from 200L to 800,000L. The below specification is a common size. We also make other size and capacity pillow type potable water tanks upon request.

water-bladder-tanks-size
The above size in only for reference. We may change it without notice.

Advantages and Features of Potable Water Storage Tanks

The biggest advantages of potable water storage tanks comply with NSF/ANSI 61, KTW, ACS potable water standards, no taste or odor.

  • Fabric made in Germany
  • NSF approved fabric material
  • Top notch UV resistance
  • Excellent abrasion properties
  • Light weight, High strength
  • Easy to storage and shipment
  • Easy to setup and operate
  • Various size and customized size
  • Customized size available
  • Various filling/discharge fittings
  • Easy to step up and operate
hf-welding-technology

Innovative HF Welding Technology

DOOWIN pillow tanks use HF welding technology. The HF welding seams have better tensile strength than the hot-air welding seams. It has more stable performance, not easy to separate for long term storage.

hot-air-welding-technology

Traditional Hot-Air Welding Technology

We abandon the traditional hot-air welding technology. The hot-air welding seams are not persistent. The seam is easy to seperate. Some inferior bladders prefer this welding.

Potable Water Storage Tanks Material

Drinking water is our most vital commodity. We have to ensure the quality of the drinking water that stored in our pillow tanks cannot be affected by contact with other material.

DOOWIN use the top grade fabric for the potable water tanks made in Germany. These fabric material are certificated with the American NSF/ANSI 61, KTW, ACS or FDA standards. So you can be assured that our portable water storage tank does not pose any risk of contamination to drinking water.

>> Check our NSF certificate.

nsf certificate

Potable Water Tanks Application

We can make the collapsible potable water pillow tanks for below application and more. In one word, if you want to store drinking water, choose DOOWIN potable water storage pillow tanks.

  • Longtime water storage and supply
  • Marine boat water storage
  • Emergency drinking water storage
  • Temporary water storage
  • Water supply for the arid region
  • Military drinking water storage
  • Rainwater storage
  • Agricultural irrigation water storage
  • Bulk water storage

FAQ

Our potable water tanks are certificated quality for drinking water. Our fabric material is certificated comply with NSF/ANSI 61 drinking water standard. No taste or odor. Suitable for long-term storage potable drinking water.

We use the top quality fabric material for drinking water, which is NSF/ANSI 61 certificated. For the details material performance, please feel free to contact us.

We will provide buyers manufacturer certificate free of charge. We also can provide third party certificate upon customer’s request.

We have different design for different storage requirements. There are 3 years, 5 years, 7 years, 10 years design. But it also is based on the application environment.

We provide warranty period for 2 years.

We can make any customized size and shapes. Please feel free to contact us order your own specific water tanks.