Shurex Primer Pump Kit Replacement for Purification Elements BB9-2 Water Filters & Gravity-Fed Water Filter Systems, Priming and Purging Pump Compatible with Berkey Gravity-Fed Water Filter Systems

Shurex Primer Pump Kit Replacement for Black Purification Elements BB9-2 Water Filters & Gravity-Fed Water Filter Systems, Priming and purging Pump compatible with Berkey Gravity-Fed Water Filter Systems Compatible with Black Purification Elements BB9-2 Water Filters and Gravity-Fed Water Filter Systems Prime the black element filters BB9-2 anywhere without a faucet or hose connection. Simply attach one end of the primer to the black element in the water and draw the water through the element by repeatedly squeezing the pump until water run through the other end of the black primer It is also used to purge or back-flush the elements with air instead of water. Purging has two benefits, clearing the element’s pores and shortening the filterdrying time Ideal for use while camping, RVing and outdoor activities