Keys To Building Sustainable Homes

There is a growing impetus on making sustainable homes which are highly energy efficient. These sustainable homes are also using basics to achieve this efficiency.
First key to building sustainable homes is insulation which is a basic concern as the voids in insulation in the home might cause hot air to escape during winters and cool air to escape during summers. Ductwork is also important in making sustainable homes since leaky ductwork results in high electric bills. The leaky ducts can be repaired using "mastic" which is easily available at hardware stores.
The right electronic appliances can lower the electric bills and give sustainable homes. Using the Energy Star system to judge an appliance, it is recommended that the consumers do some research before they buy. The efficient appliances might be a tad expensive but they cover up on energy savings in a short time. Lighting also plays its role and CFL use is recommended both for energy efficiency and for reduction in cooling costs.