What You Didn't Know About Tankless Water Heaters
Tankless heaters also eliminate the problems that tank heaters have, and that would be the copious amounts of limescale buildup inside the tank. This is a very common and well-known problem that manufacturers install an anode rod inside the tank. This rod helps to attract hard water minerals and acts as a sacrificial piece of metal for the minerals to attack. Limescale buildup can be very aggressive especially if the source water is considered very hard (300ppm).
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