Energy codes for buildings are designed to set minimum legal standards for the energy efficiency of new homes. That is a good thing for the environment because it lowers carbon emissions. It’s also good for your bank account because houses built to stronger codes are up to 44% more efficient. This can save you hundreds of dollars…
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Cellulose insulation is made with recyclable newspaper nowadays. Dust is ground and removed by machines, a fire hydrant is added and proper installation of the finished product is guided by government standards. Cardboard, cotton, straw, sawdust, hemp and corncob are some of the many types of cellulosic materials used in the past. Today, insulating a…
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Insulation in your home provides resistance to heat flow. The more heat flow resistance your insulation provides, the lower your heating and cooling costs. Properly insulating your home not only reduces heating and cooling costs, but also improves comfort. How Insulation Works To understand how insulation works it helps to understand heat flow, which involves…
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This diagram from the United States Department of Energy shows examples of where to insulate. In unfinished attic spaces, insulate between and over the floor joists to seal off living spaces below. (1A) attic access door In finished attic rooms with or without dormer, insulate (2A) between the studs of “knee” walls, (2B) between the…
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Insulation is the protective barrier between the conditioned living space inside your home and the “natural elements” outdoors. Most homes in the United States are poorly insulated, older homes being particularly so. New homes are often just equipped with enough insulation to pass inspection. When a home is poorly insulated or there are gaps or…
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