Insulation contractors are present in . Insulation is necessary in residential and commercial properties so as to prevent heat loss during the colder months, as well as loss of airconditioning during summers. A good insulation system saves both energy and costs. Insulation provides a cover between the indoor and the outdoor, to preven loss of heat into the unconditioned outdoor spaces. Insulation helps keep the house within the comfort zone by minimizing drops or rise in temperature. Energy efficiency is good for the house, as well as good for the planet, as it prevents wasteful use of energy/energy loss. The house is also more attractive for sale to potential customers. Insulation can be added to a building structure in various ways, such as spray in foam, blow in insulation, rigid panels, among others.