Circulating hot water system and or appliance
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United States of America Patent
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Feb 7, 2017
Issued Date -
N/A
app pub date -
Mar 14, 2013
filing date -
Mar 22, 2012
priority date (Note) -
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Abstract
A water heating system having a system inlet pipe (1.002), a hot water delivery pipe (1.003) and a hot water return pipe (1.006) connected to a building hot water distribution network (1.024); the water heating system including one or more water heaters (1.001), the or each water heater having a heater inlet (1.022) and a heater outlet (1.023), a hot water return pipe (1.006) connected between the system inlet and delivery outlet via the building hot water distribution network to form a close loop hot water supply-return circuit; a pump (1.005) connected to circulate water through the hot water supply-return circuit whereby the pump can circulate water through one or more of the water heaters;
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