Aqua Fresh WF278 Replacement Inline Water Filter for GE-GXRLQR, FQSLF, FQSVF (2 Pack) EASY TO FIT: Designed to fit the original with Twist and lock Design. No tools required. AFFORDABLE OPTION: Costs less than OEM filters without compromising any quality or flow rate. CERTIFIED QUALITY: All Aquafresh Filters are tested and certified by IAPMO to NSF Standard 42 for Structural Integrity, Materials Safety, Chlorine taste, odor reduction and System performance. Quality you can taste! HIGH EFFICIENCY FILTRATION: Activated carbon blocks certified to ensure contaminant reduction for 300 Gallons Or 6 Months, depending On Water Usage And Quality FITS: GE GSWF, PTS22SHP, Kenmore 46-9914, AP3418061, GE refrigerator models GTS18KHP, Tier1 RWF1061, ICEPURE RWF3000A, Pureza PF9, WaterSentinel WSG-2, Odoga WFEK00011, Denali Pure WF-GSWF, PUREPLUS PP-RWF3000A (See product description below for complete list of compatible models).