Product Review

The Carbon Block CTO water filter cartridges by Express Water are used for reverse osmosis systems & other water filtration systems. This filter has been tested and verified by independent Laboratory testing and also meet the NSF Standards and Industry Regulations.

Key Specs include a 5 micron nominal rating & removal of Chlorine, organic chemicals, unnatural tastes and odors found in TAP water. They are made of fine COCONUT SHELL carbon that offers a much finer filtration of suspended particle, chemicals, & dirt.