As an Energy Consultant, Individual homeowners can learn about their residential consumption and energy flow with a home energy audit. An audit can help you find places in your house where energy is lost, and you can reduce power use to save money. The procedure entails walking through or visually inspecting your home and using a testing apparatus to find issues and examine energy flow. Either you or a qualified energy auditor can perform an energy audit. It typically takes one to several hours, depending on the size of your property. You can perform your examination using online resources if you need help deciding whether to hire a professional energy auditor. It might not be as comprehensive as a professional audit, but it might give you a general idea of how things work. These difficulties include ventilation, heat loss, and indoor air leakage.