Our NSF-certified replacement filters and cartridges (including popular models like the Elkay 51300C WaterSentry Plus and 71300C PFAS version) are designed to reduce lead, PFAS (PFOA/PFOS), microplastics, chlorine, taste and odor, and other common impurities.

Not sure which filter best suits your needs?

We carry a wide selection of NSF-certified water filtration systems and replacement filters from the leading brands in the industry, including:

• Elkay (WaterSentry, WaterSentry Plus, WaterSentry VII, and compatible with ezH2O & Liv units)
• Everpure / Pentair Everpure (including H-300, EF-6000, MC2 series)
• Halsey Taylor (55898C)
• Oasis (VersaFilter II, VersaFilter III, and VersaFiller series)
• Murdock (WF1, WF3)
• Hoshizaki (HS-5285, 4HC-H)
• Scotsman (APRC1-P)
• Ice-O-Matic
• Acorn

…and more. Our filters are compatible with bottle filling stations, drinking fountains, water coolers, built-in dispensers, and sinks for both commercial and residential applications.

Most replacement cartridges and filters on this page are designed for straightforward DIY installation and maintenance. Changing a filter typically takes just a few minutes using basic hand tools — no special equipment required.

Our Elkay WaterSentry, Everpure, Halsey Taylor, Oasis, and compatible cartridges come with clear step-by-step instructions, and many models feature quick-connect or twist-and-lock designs for easy swaps.

However, if you’re installing a complete new water filtration system, dealing with plumbing modifications, or working in a commercial/public building (schools, offices, hospitals, etc.), we strongly recommend hiring a licensed plumber or certified technician to ensure proper installation, code compliance, and optimal performance.

For routine filter replacements in existing setups, the majority of our customers successfully handle it themselves.