Free Shipping on orders over $99 | FREE 365-DAY RETURNS
Filters Fast Logo Header
Free Shipping Item Banner

Doulton W9221000, Imperial Super Sterasyl OBE Cartridge


Retail: $59.99 /ea
You Save: 25%
As low as
Retail: $59.99
You Save: 25%
Ships by Monday 10/10/2022 Home Filter Club
Home Filter Club

Sign up for the Home Filter Club in checkout. You choose how often you want your filter, and we take care of the rest.

The Doulton W9221000, Imperial Super Sterasyl OBE Cartridge is a self-sterilizing ceramic filter candle with a three stage cartridge. This Doulton filter provides sub micron filtration for the reduction of fine particulate matter, bacteria, cysts, turbidity, chlorine taste & odor, VOCs, and industrial solvents. This Doulton ceramic filter is compatible for use in reverse osmosis guard and post filtration and UV systems.


  • Brand: Doulton
  • Part Number: W9221000
  • Flow Rate: 0.4 GPM
  • Filter Life: 12 months or 2,400 gallons
  • Micron Rating: 0.9 um
  • Dimensions: 9.75" L x 2.75" D
  • Operating pressure: 10-125 psi
  • Filter Media: Cermic and granular activated carbon (GAC)
  • Reduces bacteria, chlorine taste/odor, and cysts

Fits In These Systems:

The Doulton W9221000 fits the following filter housings:

  • Standard 10" housings

Product Availability

Please provide your e-mail address below to receive a notification when this product becomes available:


Thanks! We'll send you a notification when this product is available!