A common mistake is that in order to make your home energy efficient, you must spend a lot of money, buying certain gadgets and appliances. The truth is completely opposite. In order to make your home energy efficient, you don’t need to buy anything. But if you want, you can spend a few dollars on certain gadgets that will reduce your energy bills. The cheapest way to reduce energy consumption is by eliminating air leaks. Usually, they are around windows and doors, but you should check places around your installation and pipes. Eliminating these air leaks, you can lower the energy bill up to 30%.
Mechanical systems like water heated have insulation, but you can improve it. You are able to reduce the heat loss without spending a single dollar by adding an extra layer of insulation around a water heated. All you need is an insulation blanket. Also, you can use fiberglass insulation. You can also install insulation around pipes. Insulation around pipes with hot water will reduce heat loss and you can prevent water freezing in the cold pipes.
There are also several expensive changes to your home. You can replace your windows if they are damaged. It is a costly improvement, but very effective. Exhaust fans can remove the humidity and heat from your kitchen and bathroom. Of course, maintenance of your systems, especially heating/cooling systems, is important. You should check them once or twice a year. Also, old appliances use a lot of energy. There are many types of new, smart appliances that can help you save energy.