Flexible Onion Shape Fire Fighting Water Storage Bladder TanksAudac flexible onion tanks are best choice for any places needed to temporary storage. It is designed in open-top shape to help store potable or non-potable liquids.Because it can be fast moved and expanded in short time. Their fast set up and easy fill has made them the ideal choice for fire fighters, military operations, spa cleaning, or other areas in need of short term storage.CapacityMaterialBase DiameterHeight FilledType250 gal (946 L)22 oz PVC5'10" (1.8 m)28' (0.7 m)Low Sides500 gal (1,893 L)22 oz PVC7' (22 m)30" (0.8 m)Low Sides1,000 gal (3,785 L)28 oz PVC7' (22 m)32" (0.8 m)Low Sides2,000 gal (7,570 L)28 oz PVC13' (3.9 m)32" (0.8 m)Low Sides2,500 gal (9,463 L)28 oz PVC14'3" (4.4 m)32" (0.8 m)Low Sides3,000 gal (11,355 L)28 oz PVC15'3" (4.8 m)34" (0.8 m)Low Sides6,000 gal (22,710 L)30 oz PVC21'6" (6.6 m)33" (0.8 m)Low Sides500 gal (1,893 L)22 oz PVC5' (1.5 m)36" (0.9 m)High Sides1,000 gal (3,785 L)28 oz PVC8'6" (2.6 m)44" (1.1 m)High Sides1,200 gal (4,542 L)28 oz PVC9'8" (3.0 m)44" (1.1 m)High Sides1,600 gal (6,056 L)28 oz PVC10'9" (3.3 m)46" (1.15 m)High Sides1,800 gal (6,813 L)28 oz PVC11' (3.4 m)48"(1.2 m)High Sides2,000l gal (7,570 L)28 oz PVC14'4" (4.4 m)48" (1.2 m)High Sides2,500 gal (9,463 L)28 oz PVC12'8" (3.9 m)48" (1.2 m)High Sides3,000 gal (11,355 L)28 oz PVC14'2" (4.3 m)48"(1.2 m)High Sides10,000 gal (37,850 L)28 oz PVC19'4" (5.8 m)80" (2 m)High Sides10,000 gal (37,850 L)30 oz PVC19'4" (5.8 m)80" (2 m)High SidesLarge Sizes for Onion Tanks are Available Upon Request