* PJD is the registered trademark of PJD, the manufacturer of PJD brand drinking water system filtration equipment.  The replacement water filters and reverse osmosis membranes listed above are not manufactured or endorsed by PJD.  Rather, these replacement filters and RO membranes are manufactured by other companies.  While these filters and membranes are compatible for use in PJD reverse osmosis water filtration equipment, we make no representation as to whether using these water filters and RO reverse osmosis membranes is consistent with the warranty and specifications applicable to PJD under counter drinking water system equipment.