The filter can be used in any standard 10” x 4.5” heavy duty full flow housings and compatible for standard 10 inch X 4.5 inch sediment pleated whole house water filters of GE FXHSC, DuPont WFHDC3001, Culligan R50-BBSA, HD-950, R50-BB, American Plumber W50PEHD, GXWH40L, GXWH35F, GXWH38F, GXWH30C,GNQH38S, WHKF-WHPLBB, S1 series, EP series, EPM series. Additional Details ------------------------------ Product description: The filter can be used in any standard 10” x 4.5” heavy duty full flow housings and compatible for standard 10 inch X 4.5 inch sediment pleated whole house water filters of GE FXHSC, DuPont WFHDC3001, Culligan R50-BBSA, HD-950, R50-BB, American Plumber W50PEHD, GXWH40L, GXWH35F, GXWH38F, GXWH30C,GNQH38S, WHKF-WHPLBB, S1 series, EP series, EPM series.