Drinking Water Filter Cartridges

Keep your under counter water filtration system performing at its best with our comprehensive selection of replacement drinking water cartridges, including Pentair cartridge filters and more. Whether your current filter is due for a scheduled change or you've noticed a drop in flow or taste, we stock replacements from a trusted brand like Everpure, covering carbon block, sediment, reverse osmosis, and specialty filtration needs. Each cartridge is designed to reduce contaminants such as chlorine, lead, cysts, VOCs, and sediment, so your household keeps getting cleaner, better-tasting water straight from the tap. With a wide variety of options, you'll find the right fit for your existing system, your budget, and your maintenance schedule. Shop by micron rating, filter type, or brand below, and reach out to our filtration experts if you need help finding the proper replacement cartridge for your water filter system.

Finding the right drinking water filter cartridges starts with matching your replacement to your existing filtration system and everyday water usage. At efilters, our selection includes Pentair Everpure replacement cartridges for popular models such as the H300, H104, H54, and H300 NXT, making it easy to shop by model number. When comparing Pentair filters, check each cartridge’s rated capacity, flow rate, and specific contaminant reduction capabilities to choose an option suited to your needs. Performance specifications vary by model, so confirming compatibility is an important step before ordering. Whether you’re replenishing your supply or shopping for your next scheduled replacement, explore our drinking water cartridges to keep filtered water part of your daily kitchen routine, from filling a glass to preparing coffee and meals.