EWS HEATER GUARD 3/4" Filtration System

EWS HEATER GUARD 3/4" Filtration System At A Glance 5 micron pre-sediment filter and 100% FDA-approved food-grade polyphosphate. Reduces sediment and inhibits scale formation on heating element surfaces. Reversible flow for any installation. City water or well water*. Features & Benefits World-class EWS quality and performance. Keeps your water heater clean and easy to maintain. Comes completely assembled for quick and easy installation. Meets or exceeds all compliances. Made in the USA.  *WELL WATER WARNING Well water is required to have independent, complete and proper testing of your well water to determine the proper course of action in order to specify the correct system(s). Unparalleled product quality and longevity. Award-winning customer service and expertise. Top-performing, USA-made filtration is all we do. World-class EWS quality and performance. Keeps your water heater clean and easy to maintain. 5 micron polyphosphate filter is safe and effective. FDA-approved foo