Advantages of Testing the Homes - For more than 25 years contractors have been responding to consumer demand for more energy-efficient and comfortable homes. Increased insulation levels, high-efficiency windows and furnaces and the use of airtight housewraps and sheathings have all been responses to the new home buying market. But simply adding a few energy efficiency products to your houses is no longer enough. Today, consumers are concerned about indoor air quality, as well as comfort and low fuel bills.




