Mechanical ventilation plays a big role in making buildings both energy-efficient and healthy to live in. Modern buildings are built to be airtight so they do not lose heat or cool air. This saves energy, but it also means less ...
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Mechanical ventilation plays a big role in making buildings both energy-efficient and healthy to live in. Modern buildings are built to be airtight so they do not lose heat or cool air. This saves energy, but it also means less ...