
Rinnai Super High Efficiency Residential 65 Gallon Electric Heat Pump Water Heater with 3.9 UEF
What is the tank holding the water made of? Is it stainless steel? Does the tank have an anode rod that can be replaced?
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The Rinnai REHP50 Heat Pump Water Heater uses a glass‑lined steel tank, designed for durability and corrosion resistance. Yes, the tank does include a replaceable anode rod. Rinnai provides official anode rod replacement instructions and parts specifically for the REHP Series.
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