A simple way to save money is to improve your home's energy efficiency rating.  For example, homeowners can save up to 9 percent per year on water heating costs simply by installing a water heater jacket. Water heater jackets are easy to install. Here's how you do it : First, before you go shopping, check whether your water heater is a gas model, or an electric one. Then, write down your water heater model number. Most water heater jackets list compatible water heater models on their … Continue reading...