The development of energy-efficient products allows consumers to reduce their energy-usage and spending. Unfortunately, the caveat is that in order to reap the savings, consumers must pay money up front to purchase these products. When homeowners replace all of the old windows in their houses, they expect to see a significant decrease in their property’s cooling and heating costs. However, if they did not do their research while they were purchasing their windows, property owners may not see the return on their investment as quickly as they had hoped. (more…)