AQUACREST Replacement F-2000 Under Sink Water Filter, Compatible with Insinkerator F-2000, F2000 Efficient coconut carbon block for ultimate purity by reducing harmful contaminants. Its easy to install requiring no tools. For detailed instruction, please kindly refer to the Instruction Manual in the box. To prolong the life of your appliance and achieve optimum performance, we recommend you to replace the filter every 6 months or 500 gallons, whichever comes first and will vary based on water conditions. Cost-effective choice helps you save money and enjoy fresh water. Interchangeable with InSinkErator F-2000 & F2000, F-1000&F-1000s Filtration System; not for use with InSinkErator SST-FLTR stainless steel tank & filtration system. This filter is not sourced by or sponsored by Insinkerator. Advanced material for refreshing water Easy setup wizard. Optimum results for up to 500 gallons or 6 months, whichever comes first will vary based on water quality