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What to do instead: Instead of closing vents, adjust your thermostat as needed. If your home has a zoned HVAC system, use that to manage the temperature in different parts of the house. If not ...
Professor Cath Noakes said while people are taking steps to cut costs, they are also reducing ventilation and adding pollutants to indoor air.
Here’s what homeowners need to know.
It has been theorized that in some cases the negative pressure that an attic fan produces in the attic can cause conditioned air from living spaces to be pulled into the attic through cracks and lighting fixtures. This loss of conditioned air can negate the energy conservation gains that might be expected from forced cooling of the attic with a ...
In typical modern U.S. residences, about one-third of the HVAC energy consumption is due to infiltration. Another third is to ground-contact, and the remainder is to heat losses and gains through windows, walls, and other thermal loads. As such, reducing infiltration can yield significant energy savings, with rapid payback.
However, such spaces are not always fully occupied; in these cases, energy is wasted as the HVAC system processes more OA than is necessary for the space occupants. [3] Demand control ventilation is an attractive alternative to standard design in these situations because DCV systems only supply the outdoor airflow necessary to serve the ...
Air conditioning myths persist because of parents wanting to keep the bills down. With expert help, we bust 12 common lies parents tell about air conditioning.
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