Aquasure Quantum Series | 12 Gpm Whole House Ultraviolet Uv Replacement Quartz Sleeve Tube Af-UV12-sleeve, Compatible with As-UV12S

This 39W Uv replacement bulb sleeve is compatible with Aquasure Quantum 12 Gpm Uv Sterilizer System (As-UV12S), and any Aquasure System bundled with the 12 Gpm UV System (As-SPXUV12S/As-WSUV48D/As-WSUV64D/As-WSUV48RO/As-WSUV64RO/As-SE1000FMU).