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AP903 Aqua-Pure Water Filtration System

Quick Overview

Fits standard 1-inch pipe

Availability: In stock



The 3M Aqua-Pure AP903 Water Filtration System is a one-cartridge system delivering consistent, high-quality throughout your entire house. Its stainless steel head is built to last, with a 25-year limited warranty. The AP903 die-cast zinc locking latch helps prevent the cartridge from potentially backing out of the head in the event on surging water pressures. As an added bonus, the AP903 system can help improve the efficiency of your water heater by up to 27% by reducing sediment.
  • Slick single cartridge system
  • Filters dirts and unpleasant taste & odor for up to an impressive 100,000 gallons, with unrestricted flow
  • No special tools needed for once-a-year filter change
  • Ideal for larger homes and small businesses
  • Made in the U.S.A.
  • Genuine OEM Product


Package Qty 1
Used In Brands Aqua-Pure, Cuno
Manufacturer's Id AP903
UPC 016145191947
Filter Life (gallons) 100,000
Filter Life (liters) 378,541.00
Filter Life (months) 12
Micron Rating (Nominal) 5
Operating Pressure (psi) 25 - 125
Operating Temperature (°F) 40 - 100
Operating Temperature (°C) 4.4 - 37.8
Flow Rate (gpm) 20
Flow Rate (lpm) 75.708
Fitting Type NPT
Fitting Size (inches) 1
Warranty Guarantee 25 year limited warranty on the stainless steel head
Includes Stainless steel head, Sanitary quick change cartridge, Locking latch


Reduces the following contaminants:
  • The AQUA-PURE-AP903 does not reduce fluoride.


The AQUA-PURE-AP903 is comparable with the following part numbers

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Great Home Filter Review by Skidmark
My house isn't plumbed for a water softener so this was the next best alternative. I paid a plumber a couple hundred for supplies and a couple hours of work. I'll change it in 1 year and see how it works for me (Posted on 1/3/13)
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