FXUTC Replacement filters fit in the following single stage models :
GX1S15, GX1S01C, GX1S04C and GN1S15

-Activated carbon block construction
-Reduces chlorine taste & odor, cysts, asbestos, turbidity, sediment and rust
-Fits most major brand systems
-Filters last up to 3,000 gallons or 6 months
-Genuine GE Part