Water filter, air purifier and shower filter replacement cartridges.

Multi-Pure Plus, Aquasana, Doulton and other water filter cartridges, air cleaner filters and air purifier filter elements and cartridges for Honeywell and Austin Air Cleaners and Filters

In stock, ready to ship with fast, FREE shipping.

NO SALES TAX, except Arkansas residents.

To protect and maintain your health, change your filter often.

Austin Air Healthmate™ Air Cleaners: Pre-filters and replacement filter cartridges. The pre-filter fits all models, please e-mail us with the color and model of your Austin Air so we send the correct pre-filter (white or black). The HEPA filter replacement cartridges are specific for either Junior, Standard or Standard Plus (Superblend) and come with a pre-filter. All Austin Air HEPA replacement filters have a five-year prorated warranty for residential use, the best in the industry.

Replacement air filters for Honeywell Enviracaire™ and QuietCare™ models 10500, 11520, 12520, 13520, 14520, 17000, 17200 and 17400: The Honeywell Pre-filters number 38002 (our HR380 and HR381 - 2 Pack) fit all round models of Honeywell and we carry 5 different Honeywell Replacement HEPA Air Filters numbers 20500, 21500, 22500, 24000, and 25000, to fit many models.

Water filter replacement cartridges and filter elements are all industry standard 2-3/4" x 9-3/4" size. These cartridges are open at both ends, manufactured from NSF tested and approved materials and designed to work with our Superior and Ultimate series water filters.

Our replacement water filters remove Chlorine and reduce taste and odor problems. Water filter elements and cartridges are made by the industries leading extruded Carbon Block filter manufacturer. This filter is rated at 2,500 gallons, your filtered water cost = a penny a gallon. Filter cartridges should be replaced annually. We'll e-mail you notification to change your filter. Clear, safe, great tasting water for less than a penny a gallon!

Sediment filters are 20 micron, "string-wound style", and measure 4-1/2" x 10" and are designed for a "Big Blue" style whole house filter.

We carry the world-renowned Doulton™ Ultracarb replacement filter measuring 2" x 9-3/4" and open at both ends. We also stock the Doulton Ultracarb "candle", (it has a screw-in threaded end, opposite a domed ceramic top) please order the regular WR003 and e-mail us to specify the "open-end" as shown or we will automatically ship the candle configuration. This cleanable filter is rated for 600 gallons and should be replaced semi-annually.  Crystal-clear, ultra-safe water for less than a nickel a gallon!

We can usually provide "specialty" and whole house replacement filters, reach us at wholehouse@a1waterfilters.com.

Shower filter replacement cartridges fit both April Shower and Sprite shower filters. We carry shower replacement filters for Standard, Slim and Euro-style shower filters. Removes up to 99% of Chlorine from your morning shower! The Euro-style and Slim are smaller cartridges and need replacement every six months, the standard April Shower filter cartridge lasts for one year.

Any questions, please call 800-842-4605, weekdays, 9-5 Central, and talk to one of the technicians at our affiliate Bestfilters.com.

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