Did you know that traditional ductwork can have cooling losses that are as high as 40%? If you?re tired of losing money through old appliances in your home, it may be time to contact several local general contractors to see what sort of changes you can make. But how should you go about choosing a contractor for your home? Here are a few things you should keep in mind. What You Should Do For Any Home Contractor: Period Always: Check to see whether they are licensed and insured to work. Otherwise, if something goes wrong during an installation, or if…