AP910R Activated carbon filters reduce particulate down to 15 micron nominal. Sanitary Quick Change (SQC) design allows for fast and easy cartridge change-outs without the need for a filter wrench. Up to 10 gallons per minute (GPM) flow rate. Whole house water filtration helps reduce sediment build-up in water heaters and appliances. Sanitary cartridge design keeps filter material enclosed during change-out.