Go Berkey Kit 1 quart portable water filtration system. NIB! Brand new in box & never used! Retail $234. A PERSONAL WATER FILTRATION SOLUTION FOR ON THE GO- The 1-quart Go Berkey Water Filter System provides clean, refreshing water for on the go, at home and everyday use. The Go Berkey System is constructed of AISI 304 stainless steel and has a 1-quart storage capacity. It measures 14" tall with a 4" diameter when in use. When not in use, upper chamber nests in lower chamber and measures just 10" high with a 4" diameter when stored.