
Watts 1R-1Y-1B Kwik-Change WQC4RO11 Annual Replacement Filter Kit for 11" 50 GPD System - Not for Watts Premier
Filter Kit Overview
Individual Filter Specifications
| WQCSC11 Sediment Filter | 5 micron nominal, removes dirt, rust, sediment |
| WQCCC11 Carbon Block | 10 micron nominal, removes chlorine, taste, odor |
| WQCGAC11 GAC Filter | 10 micron nominal, granulated activated carbon for chlorine and taste reduction |
| Seal Design | Double O-rings for leak-free operation |
| Internal Valves | Automatic shut-off when cartridges are removed |
| Connection Type | Proprietary Watts Kwik-Change 1/4-turn mount |
| Service Life | 6-12 months depending on water quality and usage |
System Compatibility
This annual replacement filter kit is engineered specifically for Watts WQC4RO11 11-inch reverse osmosis systems with Kwik-Change cartridge housings. The proprietary quarter-turn design is not compatible with standard 10-inch cartridge housings or Watts Premier branded systems. These filters handle the critical pre-treatment stages before water reaches the RO membrane, removing sediment that can clog the membrane and chlorine that can degrade it. Suitable for residential under-sink installations, whole-house RO applications, and point-of-use drinking water systems where the Watts Kwik-Change platform is installed. Verify your system uses 11-inch Kwik-Change housings before ordering.
Filter Kit Overview
Individual Filter Specifications
| WQCSC11 Sediment Filter | 5 micron nominal, removes dirt, rust, sediment |
| WQCCC11 Carbon Block | 10 micron nominal, removes chlorine, taste, odor |
| WQCGAC11 GAC Filter | 10 micron nominal, granulated activated carbon for chlorine and taste reduction |
| Seal Design | Double O-rings for leak-free operation |
| Internal Valves | Automatic shut-off when cartridges are removed |
| Connection Type | Proprietary Watts Kwik-Change 1/4-turn mount |
| Service Life | 6-12 months depending on water quality and usage |
System Compatibility
This annual replacement filter kit is engineered specifically for Watts WQC4RO11 11-inch reverse osmosis systems with Kwik-Change cartridge housings. The proprietary quarter-turn design is not compatible with standard 10-inch cartridge housings or Watts Premier branded systems. These filters handle the critical pre-treatment stages before water reaches the RO membrane, removing sediment that can clog the membrane and chlorine that can degrade it. Suitable for residential under-sink installations, whole-house RO applications, and point-of-use drinking water systems where the Watts Kwik-Change platform is installed. Verify your system uses 11-inch Kwik-Change housings before ordering.
Original: $98.07
-65%$98.07
$34.32Description
Filter Kit Overview
Individual Filter Specifications
| WQCSC11 Sediment Filter | 5 micron nominal, removes dirt, rust, sediment |
| WQCCC11 Carbon Block | 10 micron nominal, removes chlorine, taste, odor |
| WQCGAC11 GAC Filter | 10 micron nominal, granulated activated carbon for chlorine and taste reduction |
| Seal Design | Double O-rings for leak-free operation |
| Internal Valves | Automatic shut-off when cartridges are removed |
| Connection Type | Proprietary Watts Kwik-Change 1/4-turn mount |
| Service Life | 6-12 months depending on water quality and usage |
System Compatibility
This annual replacement filter kit is engineered specifically for Watts WQC4RO11 11-inch reverse osmosis systems with Kwik-Change cartridge housings. The proprietary quarter-turn design is not compatible with standard 10-inch cartridge housings or Watts Premier branded systems. These filters handle the critical pre-treatment stages before water reaches the RO membrane, removing sediment that can clog the membrane and chlorine that can degrade it. Suitable for residential under-sink installations, whole-house RO applications, and point-of-use drinking water systems where the Watts Kwik-Change platform is installed. Verify your system uses 11-inch Kwik-Change housings before ordering.



















