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Hard Water and Your Tankless Water Heater: A Descaling Guide
Sep , 16 2026
The water that made your heater scale is the same water that will eventually kill it — unless you descale. In hard-water areas, minerals don't just stain your glass; they slowly coat the heating element inside your tankless water heater. A thin layer of scale acts like insulation: the element works harder, the water gets less hot, and the unit works less efficiently. The good news? Regular descali...
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