As we all know they solar systems run with the energy of sun so we have no need to buy fuel for refilling the system. They required maintenance but not as much as electrical system required. As we all know that solar energy is very cost effective because of its source. 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. They give suggestions to low energy consumption homes that how can they increase their energy consumption at optimal price. It is necessary listen to piece of their advice carefully for future benefits. Rating seems to not beneficial for you. It is not true. Many people do not know that the rating of the energy used by your homes determined what amount of advance the resident will pay, because electricity bill is the fixed expense that home owner should have to pay. One way is to invest in centralized heating and cooling systems. This device will help you to set your room temperature at desired level. This device will maintain the same temperature that you set previously. If you leave the room it will maintain the same heating and cooling. This is the most effective and efficient way of energy consumption. The walls, roof, base of the home and floor are basic structure of your home. The basic structure should be strong and capable of providing strength to the remaining parts of your home. The structure should be strong enough that will not deteriorate for decades. The windows and ventilators are most important part of your home. An significant concern in passive houses is insulation that acts as a barrier between internal and external temperatures of house. When the wind is too icy, insulated ceilings and walls maintain rooms' temperature and keep it from falling. Similarly during summers, blazing sunlight can't produce intense heat in house. Good roof coating helps in deflecting heat. This ensures that your home would significantly maintain temperature on the inside. 2. The well insulated attic will facilitate you in keeping your entire house cool. Attic is one of the significant parts of any house especially in relation to cooling system.