With increasing bills of electricity, people are incorporating different measures to reduce the cost spent on energy utilization. Measures like switching off the lights when moving out of the home, less use of air conditioners or heaters and various other measures are being adopted by a large number of people these days. One of the most common and widely used methods for saving utility bills is Insulation. Depending upon your requirements, you can opt for any of the several options of insulation available. Fiberglass insulation is the most common type of insulation which is used to insulate roofs of the house. Also known as glass wool insulation, it is a relatively affordable and easy to install method. It provides both heating and cooling properties to the structure and does not let the warm or cool air escape from the area. Fiber glass insulation is made from 70% of recycled glass, and is thus regarded as an environmentally safe way of insulation. One of the best features of fiberglass is its fire resistant property, as burning a glass requires extremely high temperature. There are several other advantages which one can enjoy after installing fiberglass insulation. It reduces noise in the house by making the structure sound proof, and also keeps insects and moisture away. This way, it is not only helpful in keeping the room thermally stable, but also provides the benefit of sound insulation. Sound insulation is the process of soundproofing an enclosed space or area by insulating the walls or attic. Apart from fiberglass, foam insulation is another method of providing sound insulation to your rooms and ensures proper sound proofing. In foam insulation, the cracks and gaps of ceilings and walls are spray filled with foam, which expands and seals the gaps, making the area water-resistant and airtight. It is applied in liquid form on the walls and cracks, due to which it easily penetrates into the tiniest of cracks, thereby creating barriers between the interior and exterior of the walls. With the installation of fiberglass insulation and foam insulation, one can enjoy a noise free place to work or rest. This way, insulation not only saves electricity, but also ensures peaceful living by making your house sound proof.