Collapsible Non-Potable Water Bladders
Collapsible pillow tanks for non-potable water are one economical storage solution for emergency or long time water storage. DOOWIN non-potable water bladders are made of special designed PVC or TPU coating fabric. These collapsible water pillow tanks can be used to store gray water, service water, black water, wastewater, production fluids, brine, and various other type waters. Collapsible water bladder can be fold flat for easy storage and shipment, and easy to fill and drain.
Non-potable water bladder are designed with several different materials to match different water types needing to be stored for recreational facilities, mining, industrial facilities, municipal, military, construction site and other application. Please refer its application.
Non-Potable Water Bladders Construction
Please refer below general drawing for the small, middle and large non-potable water bladders pillow tanks. We can made the customized design upon request.
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.
Fill/Discharge Valve (2” or 3”) Drain Valve (2” or 3”) Air Bleed
Non-Potable Water Bladders Specification
DOOWIN non-potable water bladders are from 200L to 800,000L. Below you will find our standard specification of non-potable drinking water pillow tanks. Customized size and shape are available upon request. If you have any special request, please contact us now.
The above size in only for reference. We may change it without notice.
Advantages and Features of Non-Potable Water Bladders
DOOWIN non-potable water bladders are produced by HF welding technology for the better performance. Donot use glue or hot-air.
- Low profile when filled
- Flat when empty
- UV resistant, oil resistant
- Top notch UV resistance
- Excellent abrasion properties
- Light weight, High strength
- Easy to storage and shipment
- Easy to setup and operate
- Wide range of use
- Wide range capacities up to 800 m3
- Customized shape and size available
- Various filling/discharge fittings
High & Low Temperature
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.
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.
Non-Potable Water Bladders Material
DOOWIN use the top grade fabric for these non-potable water bladders.
The fabrics are coated with PVC or Polyurethane (TPU) depending on the type of liquid you want to store in pillow tanks, storage environment, and intended storage time. Fabrics may change in weight or in thickness depending on your specific storage application.
Our collapsible bladder pillow tanks are made of extremely robust flexible fabric material. These fabrics have high-strength polyester base fabric and special inner coating. It has super high UV resistant, or oil resistant. It cannot be cracked after long time use.
Material Thickness: 0.6 ~ 1.4mm; Weight: 900g ~ 1800g/m2; Strength: 4000N ~ 10,000N/5cm
>> Check our SGS certificate.
Important Notice: Please donot always focus on the strength and thickness of fabric material. It is only is one side of good material. The most important point is the PVC/TPU coating formula. It can ensure the material have best UV resistance, oil resistance, abrasion resistance, fire resistance and other performance.
Non-Potable Water Bladders Application
The collapsible bladder pillow tanks can be used to storage many kind liquid. These liquids have included the following but not limited to:
- Gray water storage
- Service water storage
- Liquid manure storage
- Black water storage
- Waste water stroage
- Brine water storage
- Process water storage
- Production water storage
- Fracking water storage
- Discharge storage
- Oil field water storage
- Military application
- Liquid Fertilizer Storage
This water bladders cannot be used for drinking water. Please refer the potable drinking water pillow tanks to know more.
We use the top grade fabric for these non-potable water bladders. The fabrics are coated with PVC or Polyurethane (TPU) depending on the type of liquid you want to store in pillow tanks, storage environment, and intended storage time. Fabrics may change in weight or in thickness depending on your specific storage application.
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.