American Valve ScaleRX Water Heater Scale Prevention System - Shop Hardware Tools Online Store

American Valve ScaleRX For use with water heaters Reduces lime scale build-up No electricity required Connects to most standard pipes ScaleRX protects your water heater from lime scale buildup and keeps it running efficiently. It requires no power supply, batteries, chemicals or filters. ScaleRx uses a patented Turbulent Galvanic Polarization (TGP) electrode to disrupt the formation of lime scale crystals on water heater elements. In side-by-side comparison testing, ScaleRx was four times more effective than the leading electronic scale device. ScaleRX is easy to install and maintenance free.