First Application/Fouled Unit: Pour 4 oz. (1/2 cup of Res-Care per cu. ft. directly into brine well (for softeners with no brine well, pour directly into salt tank when salt is low. Manually regenerate softener. Repeat regeneration if taste, odor, or discoloration is detected in discharge, then run cold soft water tap nearest the softener [...]

This Feeder automatically adds about 1 ounce of ResCare Cleaner, each time the unit regenerates, and holds one quart of Liquid Cleaner. Res-Up Feeders are simple to install and operate. Res-Up Feeder Installation Instructions

Note: Only full case quantity may be ordered. (Quart container shown in picture).