Liff CR10 Carbon and Resin water filter cartridgeDesigned to fit inside the Liff NP1, NDL2 or NCP1 10" water filter cartridge housings. The Liff CR10 water filter removes scale, scum, bad taste and odour from water. The Liff CR10 filter reduces the levels of heavy metals from water including Lead. Recommended flow rate approx 5 litres per minute How Big Is It ?Approx 10" x 2.5"Life span approx 6 month