Pentair Pentek RFFE20-BB 20" Big Blue Whole House Radical Flow Iron Water Filter

Enjoy cleaner, better-tasting water throughout your home with premium iron reduction up to 3ppm of dissolved iron Drastically improves flavor of water by reducing the metallic taste that is caused by high iron levels Prevents orange/brown (rust) stains on sinks, toilets and plumbing fixtures and prevent appliance damage Provides whole home filtration by connecting to main water line and works great for well water Compatible with most 20" Big Blue housings and can replace any 20" x 4.5" iron reducing filter Replace every 3 months for 3PPM reduction with a family of four (see image chart for more details)