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Purchasing foil and plastic confrontings for the boards can increase its R-value even more. Cons of stiff insulation boards Most foam insulation boards are made with a chemical flame retardant. Regardless of its fire resistance, The National Institute of Environmental Health Sciences says these retardants can cause major health impacts like cancer and reproductive toxicity.

R-value: R-6. 5-6. 8 per inch R-5 per inch R-3. 8 per inch Batt insulation Image source: Buildipedia Maybe the most typical type of roofing system and attic insulation is batt blanket insulation. Though mineral wool insulation batts are picking up, these rolls are typically made from fiberglass and are one of the least costly insulation products.

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Pros of batt insulation These rolls are produced and pre-cut in numerous sizes to fit many ceiling joists and rafters. They're readily available from any huge box house enhancement store and simple to transportation. Fiberglass batts generally resist moisture and are often advised to homes in more humid environments. Cons of batt insulation Making batt insulation requires a lot of energy, contributing to more air pollution than other procedures.

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Glass fibers from these insulation rolls can aggravate the skin, eyes, and trigger potential lung damage. Make sure you use protective clothing prior to you carry out the setup. Find More Details On This Page -value R-2. 9-3. 8 per inch Loose-fill or blown-in insulation Image source: My Green Shield Readily available in either fiberglass or cellulose, this type of insulation is frequently blown into hard-to-reach places like a roofing or incomplete attic through a long versatile tube.

Pros of fiberglass loose-fill insulation Though fiberglass insulation consists of tiny shards of glass and can catch fire or melt, blown-in fiberglass is completely fire resistant. Since cellulose is made from paper, it is most likely to catch fire. Cons of fiberglass loose-fill insulation The small fibers of glass in the insulation can aggravate your skin and can cause lung cancer in time if breathed in.

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The U.S. Department of Energy states that when temperatures reach listed below freezing, fiberglass loses as much as 50% of its R-value because of the extreme difference in temperature levels between the exterior and interior of your home. Pros of cellulose loose-fill insulation: Made up of paper and often recycled newspaper, cellulose insulation is ecologically friendly and does not present any health concerns.