
Keywords
approximately 77
400 efficient
94 structured
25 electricity
low maintenance
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total amount
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air temperature
air inside
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day number
generates returns
20 years theyre
long lifespans
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internal operations
hspf levels
bare minimum
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seer rating
effective ways
conventional boiler
9 million tons
fuel pipes
highperforming boilers
conventional boilers
higher temperature
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popular type
naturally colder
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hot water systems
environmentally favorable composition
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primary benefits buyers
wind turbines advantages
fulfilling nzeb regulations
reducing co2 emissions
reduce co2 emissions
working fluid receives