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

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!

Free Shipping Item Banner

Doulton W9221000 - OBE Imperial Super Sterasyl 9-Pack


Only $49.82 per Filter
Retail: $59.99 /ea
You Save: 17%
As low as
Retail: $59.99
You Save: 17%
Sorry, this is no longer available. Browse our Doulton Ceramic Filters collection for more options! Please confirm specifications before ordering.
Ships in 34 to 35 business days.
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. Home Filter Club
Purchasing for a Business?

Contact [email protected] to gain access to case quantity discounts, account management and terms! Home Business Services

The Doulton W9221000 fits the following filter housings:

  • Standard 10" housings
  • Standard 20" housings

The Doulton W9221000 - OBE Imperial Super Sterasyl 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.

Doulton W9221000 - OBE Imperial Super Sterasyl Specifications:

  • Flow rate: 0.4 gpm
  • Part Number: W9221000
  • Capacity: 2,400 gallons
  • Nominal micron rating: 0.9 um
  • Dimensions: 9.75" L x 2.75" D
  • Replace cartridge once a year
  • Operating pressure: 10-125 psi
  • Granular activated carbon (GAC) filter media
  • Reduces bacteria, chlorine taste/odor, and cysts