20" × 4-1/2" BB Flow-Max Pleated - 50 Mic Filter 000 Grains This does not impact or

This does not impact or change any other functionality or spec of this filter

For use on low capacity steamers

The HF4-4021 RO membrane elements are available in all standard commercial sizes

Self cleaning

For DrumQuik PRO and PUR systems

20" × 4-1/2" BB Flow-Max Pleated - 50 Mic Filter 000 Grains This does not impact orThe Watts Flow Max FM BB 20 50 Filter Cartridges outperform wound, spun, melt blown, resin bonded and other "depth" type filter elements because the chemically resistant pleated polyester media provides increased surface area and longer life, and are cleanable on filter of 5 microns and up. Features: Cleanable (Reusable) Filter Sediment Filtration 50 Micron Nominal Chemically Resistant Pleated Polyester Filtration 100% Cellulose Free CONSUMER NOTE: