null Skip to main content

25% off our best selling bidet seat!Shop Now

See terms

We’re planting a tree for every purchase made during the month of April.

See terms

New to Brondell?Sign up for 10% Off

Circle Reverse Osmosis
Membrane Filter Replacement

In addition to its 3-stage carbon filtration system, Circle utilizes a reverse osmosis membrane filter to reduce contaminants found in tap water. Replacing this filter every 24 months helps ensure your water stays as clean as it should.

$89.99
Excluded from Sale or Coupon Offers

Details

  • In stock & ready to ship

Adding to cart… The item has been added
  • Free Shipping
    Not available for shipment to Canada
  • Free Shipping
    Ships for free to contiguous US and Canada

Replace your Circle’s membrane filter every 2 years.

The Circle’s reverse osmosis membrane filter reduces contaminants such as heavy metals, cysts, fluoride, arsenic, industrial chemicals, and more. Designed for use with the Circle Reverse Osmosis Under Sink Water Filtration System, which holds Gold Seal Certification by the Water Quality Association (WQA) for reduction of 64 contaminants.

  • holds WQA certification when used with the Circle RO System

  • reduces contaminants from tap water

  • designed for easy installation

Item #RF-40

Full Features

Water Quality Association certification
  • holds WQA certification for reduction of 64 contaminants when used with the Circle Reverse Osmosis Under Sink Water Filtration System
  • certified under NSF/ANSI standards 42, 53, 58, and 372*
  • reduces VOCs, particulates, and chlorine
  • see Performance Data Sheet for full list of contaminants reduced
Crystal clear benefits
  • reverse osmosis membrane filter separates clean water molecules from contaminants
  • reduces heavy metals, cysts, fluoride, arsenic, industrial chemicals, and more
Designed for easy installation
  • easy “twist-and-seal” filter changes
  • replace every 24 months
Dimensions
11”(H) x 2.5”(Dia)
Weight
.40 lbs
Filter Life
24 months
Model Number/SKU
RF-40
Certifications & Notices
  • WQA

* See performance data sheet for more details. Do not use with water that is microbiologically unsafe or of unknown quality without adequate disinfection before or after the system.