Storage tank: 3.2 gallon (Storage capacity @ 60 PSI system pressure) Tank total volume 4.4 Gallon @ 100PSI Direct Feed.
CE & NSF Certified durable 3.2 Gallon Holding tank with Stainless Steel connection system
This RO Tank has been tested & certified by NSF international under NSF/ANSI standard 58 for material and structural integrity requirements