http://oildelivery.blogspot.com/2014/11/how-air-sealing-is-helpful-in-saving.html
According to the recent research, it is estimated that one third of the energy we pay leaks through the holes in house. Almost 30% or more of home's heating and cooling costs, is lost due to the holes, which also contribute to problems like moisture, dust, mold, noise and entry of pollutants, insects and rodents.
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1How Air Sealing is Helpful in Saving Energy?
According to the recent research, it is estimated that one third of the energy we pay leaks through the holes in house. Almost 30% or more of home's heating and cooling costs, is lost due to the holes, which also contribute to problems like moisture, dust, mold, noise and entry of pollutants, insects and rodents.
http://oildelivery.blogspot.com/2014/11/how-air-sealing-is-helpful-in-saving.html