The AquaEco 836848AQE water filter is a premium compatible filter for F&P 836848. It uses coconut carbon block technology to remove chlorine, particles, impurities, dirt, rust, sand, taste and odour. Independently certified to NSF 42 international standards. Specification: Micron Rate: 0.5 Micron Operating Temp: 38-100 Operating Pressure: 30-120 PSI/207-824 KPA Flow Rate: 0.75 GPM/2.8 LPM NSF Tested Service Life: 300 Gallons or 6 Months Performance: Removes 99% of Chlorine, particles, impurities, dirt, rust, sand, taste and odour Certification: NSF 42 Installing the Filter Cartridge: Insert filter in filter head assembly. Turn filter one quarter turn to the right until it stops. When fully engaged, the top surface of the filter will be flush with the bottom of the filter head assembly. Turn on water and open faucet/button to flush air from the system. Run water for a minimum of 5 minutes to flush out air. Check for leaks. The system is now ready for use