Search·3M
When you know your system or housing model number, this page lists the replacement cartridges we match to it—compare length, diameter, and micron rating before you order.
Brand
3M
Model AP801
3M Aqua-Pure whole house water filter system
Series: Aqua-Pure
These cartridge numbers are matched to this system model in our reference. Compare length, diameter, and micron rating with the filter you’re removing or your housing specs before ordering.
Your replacement
AP810
3M Aqua-Pure sediment replacement cartridge
Replace about every 6 months
All details for this part (notes, compatible models, buying options when listed)
Notes & next steps
Search again if you need a different model or part number.
AP810 is the common OEM sediment replacement; verify model sticker on installed head.