ResinTech AF-20-3690-BB Fluoride Reduction Filter 4.5 X 20 Choose::Single Replaces these filter part numbers:

Replaces these filter part numbers:

When purchasing

Sterilight Quartz Sleeve (1): QS-200

Offers high levels of chemical reduction in potable drinking water

ResinTech AF-20-3690-BB Fluoride Reduction Filter 4.5 X 20 Choose::Single Replaces these filter part numbers:The ResinTech AF 20 3690 BB cartridges utilize the advanced media technology of ResinTech SIR 900 media, a synthetic aluminum oxide that remove fluoride by a chemical reaction with the media. ResinTech SIR 900 has minimal shrinkage swelling and low pressure loss, and can be used over a wide pH range. Sized to fit standard Slimline and Slimline housings. Features: Made with FDA approved materials Fits 20" Big Blue Housings Uses Resintech SIR 900