The negative pressure tank, due to the function of the vacuum compensator, maintains a positive pressure inside the tank under any working state, which prevents the water pump from directly pumping water from the tap water pipe network, protects the water pump, and avoids water shortage for users
| Design Standard | ASME/PED | Diameter | 500-3000mm |
| 500-3000mm | As code | Vessel type | Horizontal/vertical |
| TPI | YES/as required | Raw material | SA516-70 or required |
| Application | Water treatment/petrochemical | Packing | Transport saddle |
