Elkay (51300C) WaterSentry Plus Filter (11350 Liter Capacity), 3 Pack
Elkay 51300C-3PK Water Filter for Water Sentry Plus EZH 20, English, Plastic, 4.4" x 13.9" x 13.8", 103.55 fl. oz. (Pack of 3) : Amazon.ca: Tools & Home Improvement
Halsey Taylor / Elkay WaterSentry® Filter - 51300C / 55898C - MIW Water Cooler Experts
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Elkay WaterSentry Plus Bottle Fillers Replacement Filter for Elkay and Halsey Drinking Fountains 51300C - The Home Depot