Filter , Reduces Rust, Sediment, Micron Rating 30 micron, Flow Rate 4 gpm, Outside Diameter 4 1/4 in, Overall Height 9 3/4 in, Service Life 24,000 gal, Filter Media Polyester, For Use With 10 in High-Flow, Application Whole House, Compatible Mfr. Model Number GNQH38S, GNWH38F, GXWH30C, GXWH35F, GXWH40L, Filter Type Rust, Sand, Sediment, Maximum Temperature 100 Degrees F, Minimum Temperature 40 Degrees F, Overall Length 4 1/4 in, Standards NSF/ANSI 42