Specifications: QTCR-1 Water Filter System, Single, (1) CTO-QCR2 activated carbon cartridge, reduces chlorine & sediment, outlet pressure gauge, water shut-off valve, mounting bracket, chloramine reduction, 10,000 gallons, 1.7 gpm, 5 micron, 3/8" inlet, 3/8" outlet, NSF 42 (160-52131)