This in-line water filtration system reduces water contaminants and improves taste of drinking water and ice. Reduces the taste and odor of chlorine through high quality carbon block media without removing minerals beneficial to your health. The filter should be replaced every six months or 300 galleons for best performance. The Quick Connect feature makes filter replacement fast and easy. Flow rate: 0.5 gpm/1.9 lpm. 1/4" quick connect fittings on both ends.GXRTDR (AP4405223) replaces AP717, GXRTQR, 1472935, AH2353273, AP717-10, AP717DS, EA2353273, GXITD, GXITQ, GXITQR, GXRTQ, PM97X0717, PM97X717, PS2353273, WR97X0180, WR97X0214, WR97X10028, WR97X10071, WR97X180, WR97X214, WR97X214A, WR97X214R.