How to Choose the Correct Type of Attic Insulation

Coastline Insulation helps you save money by keeping conditioned air inside your home instead of escaping through ceilings. It also reduces outdoor noise and increases comfort by keeping rooms at a more consistent temperature throughout the house.

While some homeowners may prefer to take on the challenge of installing their own attic insulation, ENERGY STAR recommends working with an insulation contractor. Professional installation of new insulation can provide better results than DIY attempts and help you avoid mistakes that could reduce the efficiency of your home.

Choose the Correct Insulation Type

Your attic insulation should have a high R-value, meaning it is thick and dense enough to prevent heat from moving through its surface. R-values are rated by the Department of Energy and based on climate zones; higher values are better insulators.

Rolls or batts are precut to fit attic trusses and rafters and can be made from natural or synthetic fibers, mineral wool or fiberglass. They are often available with a built-in air and vapor barrier to prevent moisture condensation and make fastening easier. They are inexpensive and effective in many climates, but they can lose effectiveness over time if exposed to water or dust.

Blown-in insulation is made from cellulose, fiberglass, or rock or slag fibers that are blown using a special machine into attics to fill space and cover surfaces evenly. It provides better thermal performance than rolls or batts, but it can settle over time and lose its R-value; moisture can also be absorbed, leading to mold and mildew. Spray foam insulation is a liquid that expands to form a solid when applied; it provides the highest R-value per inch and forms an excellent air barrier, but is more expensive than other types and requires professional installation.

Coastline Insulation
268 Serenoa Rd Unit 2B, Santa Rosa Beach, FL 32459
(850)-565-1027

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