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Home > Water Filter Brands > AquaPure Water Filters > AquaPure Whole House Filtration Systems > AQUA-PURE-AP11S


3M CUNO Aqua-Pure AP11S Whole House Water Filter System

AquaPure AP11S Whole House Water Filter System by CUNO Aqua-Pure AP11-S
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Product Code: AQUA-PURE-AP11S
  • AquaPure AP11S Whole House Water Filter System:
  • The CUNO AquaPure AP11S Whole House Water Filter System is no longer manufactured. Replacement filters and parts are available below.
  • Your Aqua Pure AP11S housing color may vary from the picture on the left. The housing you have may not be clear.
  • The AquaPure AP11S Whole House System uses 10" L x 2.5" W water filters. There are many AquaPure filters and other filters that fit the AquaPure AP11-S filter system.
  • The AquaPure AP110 is a common replacement filter.
  • The AquaPure AP11S water filter change interval will vary due to your water quality and the amount of water used.
There are many filters that fit the AquaPure AP11S housing. Choose ONE for your system. The AquaPure AP110 is a common replacement filter.

Replacement filters and parts can be purchased below. See the Replacements tab above for more information on these replacement filters and parts.
  • Manufacturer: Aqua-Pure AP11S
  • AquaPure AP11S Whole House Water Filter System:
  • Select one of the 10" L x 2.5" W water filters for the AquaPure AP11S system. The following filter is a popular filter for this system.
  • 1) The AP110 water filter is a 5 micron pleated sediment water filter that fits the AP11S system.
  • AquaPure AP11S Filter System Parts & Accessories:
  • O-Ring: The 63597174C oring seals the cap to the bottom sump of the housing to prevent leaks. The 63597-174C o-ring should be replaced approximately every two to three filter changes.

  • O-Ring Lubricant: Use o-ring lubricant to lubricate the 63597-174C O-Ring.

  • Wrench: Use the 68434-32C wrench to loosen the filter housing.

  • AquaPure AP11S Water Filter Housing Also Known As:
  • AquaPure AP11 / AP-11 Whole House Housing
  • AquaPure AP11S / AP-11S Whole House Housing

This item has been discontinued
Replacement Filters and Parts or Alternative System for the Above Unavailable Product
Dow Corning 111 O-Ring Silicone Lubricant (5.3 oz. Tube) Dow Corning 111 O-Ring Silicone Lubricant (5.3 oz. Tube)
3M CUNO Aqua-Pure 63597-174C O-Ring (3.5 3M CUNO Aqua-Pure 63597-174C O-Ring (3.5" Diameter) 3M CUNO Aqua-Pure AP110 Whole House Filter 3M CUNO Aqua-Pure AP110 Whole House Filter 3M CUNO Aqua-Pure AP-MB Water Filter Housing Mounting Bracket 3M CUNO Aqua-Pure AP-MB Water Filter Housing Mounting Bracket 3M CUNO Aqua-Pure AP-WRNCH 68434-32C Water Filter Housing Wrench 3M CUNO Aqua-Pure AP-WRNCH 68434-32C Water Filter Housing Wrench Add to Cart