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RFC-93 Whole House Filter Replacement Cartridge by Tier1

Price $16.99 List Price Price $24.99 Save 32%
Availability: In Stock
Only 7 left
Fits most 10x2.5 housings
  • Ships fast!
  • Replace filter every 5,000 gallons or once every six months
  • Nominal micron filtration rated at 25 microns
  • Meets NSF Standard 42
› See more product details
  • Ships fast!
  • Replace filter every 5,000 gallons or once every six months
  • Nominal micron filtration rated at 25 microns
  • Meets NSF Standard 42
The Tier1 RFC-93 filter cartridge is a standard size at 10 x 2.5 inches and the perfect option for point-of-entry (POE) as well as other high flow rate applications. At 25 nominal microns in size, the media of this filter allows great filtration against chlorine, taste and odor. The design of this filter incorporates a polyethylene shell and a polypropylene core. This radial flow cartridge reduces the amount of carbon fines, in a given volume of treated water. Typically GAC filters have issues with carbon fines, the Tier1 RFC-93, cleans those up. Certified for material structural integrity, this filter meets NSF standard 42. Be sure to order today!

Experience the Tier1 Difference

Tier1 manufactures high-quality filtration and household products. We take creating and maintaining a healthy home seriously. Products must undergo rigorous testing and meet demanding quality expectations in order to earn the Tier1 badge. Every purchase is backed by the Tier1® Guarantee:

  • Guaranteed Fit
  • Guaranteed Quality
  • Guaranteed Price
Package Qty1
Used In BrandsPentek
Manufacturer's IdTIER1-RFC-93
Advertised Size (in)10 x 2-1/2
MediaRadial Flow Granular Activated Carbon
Primary Filter MediaGranular Activated Carbon
Filter Life (gallons)5,000
Filter Life (liters)18,927
Filter Life (months)6 months
Micron Rating (Nominal)25
Operating Temperature (°F)40 - 125
Flow Rate (gpm)1
Country of ManufactureTaiwan, Province of China
Warranty GuaranteeUnconditional Guarantee for Life of the Product
Primary Filter MediaGranular Activated Carbon

Reduced Contaminants

The TIER1-RFC-93 reduces the following contaminants:

  • Chlorine Taste & Odor

The TIER1-RFC-93 is comparable with the following part numbers



  1. Turn off water supply. Press red pressure-relief button (if present)
  2. Unscrew housing. Remove large o-ring, wipe clean and set aside
  3. Discard used filter cartridge
  4. Wash housing with dish soap and warm water using a nonabrasive sponge or cloth. Rinse thoroughly
  5. Fill 1/3 with water. Add about 1 tablespoon of bleach and scrub to disinfect. Rinse thoroughly
  6. Lubricate o-ring with clean silicone grease. Change o-ring if any damage cuts or degradation are present. Insert o-ring in groove
  7. NOTE: This step is important to ensure a proper housing seal. Make certain the o-ring is seated level in the groove
  8. Insert new filter cartridge
  9. Screw housing onto the cap and hand-tighten. Do not over tighten. Make sure cap standpipe slips into cartridge
  10. Turn on water supply. Press pressure-relief button (if present). Check for leaks before leaving installation