The W9381000 RIO 2000 is a unique 6 element filter module fit which most industry standard 10" "Big Blue" type housings. This gives you the option of upgrading installed filter housings with a Doulton ceramic filter module.
Specifications:

• High flow – filter module offers a superior flow rate of up to 400 gallons per hour at 4 bar pressure (approximately 6 gpm at 60 psi)
• Excellent water flow even in low water pressure areas.
• Ceramic filters remove:
• Pathogenic bacteria (E.coli, cholera, typhoid, salmonella, etc.)
• Cysts (cryptosporidium, giardia, etc.)
• Sub micron particle contamination
• An added value alternative to UV water treatment systems, which does not require electricity