What statement is true concerning a two-pipe hydronic heating system?
Each heating coil inlet temperature is identical, as each series connected heating coil has its own separate supply teeing off a supply main.
Each heating coil inlet temperature is identical, as each parallel connected heating coil has its own separate supply teeing off a supply main.
Each heating coil inlet temperature is different, as each series connected heating coil has its own separate supply teeing off a supply main.
Each heating coil inlet temperature is different, as each parallel connected heating coil has its own separate supply teeing off a supply main.
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