Drop-in sytem designed for one or two 12 gallon coffee brewers. They also work well with BUNN HW2 hot water machine. Provides 1,500 gallons of superior sediment, taste/odor and chlorine reduction @ .5 gpm. Listed at NSF Standard 42, Class I. 5 micron graded density filtration for long life. Perfectly sized to ensure quality coffee and long-term performance of 1 to 5 pot brewers (up to 15 lbs. of coffee/week). Special scale inhibitor provides six months of scale reduction and guards against corrosion. The ED-17-TL replaces the 750 In-Line filter previously offered by BUNN. Comes with fittings for single In-Line installation.