It is advised to test these devices before making a purchase. It is not worthy to purchase a device you come across. There are many home energy saving devices brands available in market. Buy well reputed brand that guarantee quality and are most efficient, so that you won't repent at your investment. Insulation items, exterior doors and metal roofs can bring up to total credits of $500. 4. The maximum credit you may get for boiling products and furnaces is $150. Also, you could obtain federal tax credit of about $2000 for purchasing of solar water heating and photovoltaic equipments. These products can be utilized for heating the swimming pools as well as hot tubs. You can hire an architect having good experience of designing buildings with significant energy efficiency. Today's proficient technologies make it possible and easy for architects to integrate both conventional styles and latest functions in house designing. Surroundings play an important role in making energy efficient house. Another important benefit of solar system is that you need not t worry about rates because you get this energy free of cost from sun. Government is giving incentives to those people who are using developing solar system for their homes. In electrical system you are always worry about fuel rates because there rates are changes very frequently. By replacing and adding home energy saving devices will not only help you the efficient and effective energy use but also cut down cost of electricity usage considerably. Home energy saving devices are important in tow ways, fist is that it helps you to save the dollars by cutting down your electricity cost. Similarly during summers, blazing sunlight can't produce intense heat in house. Thermal mass bricks do not conduct heat as freely as light construction materials do. Clay bricks obstruct the heat from penetrating into the house because of the thermal mass. Building your house with thermal mass bricks will reduce the energy requirements.