Are Tankless Water Heaters Crap?

We recently had a Rinnai water heater installed at our home—at a cost of $2,600 (considerably more than a conventional water heater). It’s a tankless heater, which means that instead of constantly keeping a tank of hot water at the ready, it virtually instantaneously heats water when a request for hot water is made.The principle is a great one and Marysia is quite familiar with their use in

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