Carbon block filter made of NSF certified coconut carbons. Specification POU- point of use This series of filters can be used for drinking, municipal, and industrial water and liquids filtration, it is designed for Direct-food-related applications, to treat the water intended for direct consumption (drinking and cooking). Features 1 NSF certified coconut based granular activated carbon 2 High efficiently bound by food grade binder 3 95% initial dechlorination 4 Long service life 5 Low pressure drop 6 All virgin raw material Technical data 1 Maximum temperature: 140 degrees 2 Maximum flow rate per 10 inch: 1.06gpm (4L/min) 3 Maximum replacement : 14.5psi (1.0bar) 4 Caution: Flush for 30 seconds before use. Do not exceed the maximum flow rate to maintain sufficient contact time.