In order to achieve pleasant temperatures in the house we need energy. If a house is inefficient, however, much energy goes to waste. A house can be inefficient due to air leaks, improper insulation (insulation made from inferior materi­als, poorly installed insulation and eroded insulation) or inefficient technologies.  A study by the US department of energy found that 40 percent of energy homeowners pay for is wasted. An energy audit could possibly be one of the best inexpensive techniques for {Read More}