Most electric water heaters have an upper and lower element.
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Q14: Converting from a tank-type water heater to
Q15: The dip tube helps to get the
Q16: Indirect-fired water heater installations should include valves
Q17: Direct-fired water heaters use a primary fuel
Q18: All water heaters must be equipped with
Q20: A new temperature-and-pressure relief valve is required
Q21: If you smell the gas odorizer (an
Q22: Most standards now require that a(n) _
Q23: Instantaneous water heaters
A) provide hot water to
Q24: Hydronic systems are popular because they can
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