You are looking to insulate your attic to lớn keep heat from escaping, but you’re not sure which insulation type will meet your needs.

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Unless your home page was built for energy efficiency, you could probably reduce your monthly energy bills by adding or updating the attic insulation. Many older homes have inadequate, damaged, or improper insulation compared to lớn homes built today, but adding insulation khổng lồ a newer trang chủ can pay for itself in just a few years, according khổng lồ the U.S. Department of Energy. This includes the attic, where many homes đại bại heat during the winter months.

RetroFoam of Michigan has more than 17 years of experience insulating thousands of homes across the lower peninsula, as well as the greater Tolevì chưng area. While our expertise is with spray & injection foam insulation, we also know quite a bit about traditional attic insulations lượt thích fiberglass and celluthua trận.

Types of Attic Insulation

The most common types of attic insulation are celluthua kém, fiberglass, & spray foam.


As you can see from the image above, there are some differences in the benefits these materials have to lớn offer.

Let"s take a a closer look at each material to lớn see which will be best for your attic"s needs.

Best Way khổng lồ Insulate an Attic: Celluthua kém vs Fiberglass vs Spray Foam

As part of our ongoing mission lớn educate our customers, we are here to discuss the best insulation for attics & the pros & cons that go along with each insulation type.

Celluthất bại Attic Insulation Pros và Cons

Celluthua thảm insulation is the oldest material used in trang chính insulation. It can be either a loose-fill material or blown-in.

Celluthất bại is primarily made up of recycled newsprint or denlặng.

Celluthua Attic Insulation Pros:

Boric acid, borax, or aluminum sulfate used in celluthua thảm insulation provides resistance lớn mold, pests, và fire that can occur in the attic.When blown-in, celluthua gets into lớn some of the tight corners & hard to reach areas in the attic cavities.Celluthất bại doesn’t use any greenhouse gases as propellants.Celluthảm bại has more recycled material than any other commercially available insulation.

Celluthua Attic Insulation Cons:

Celluthất bại weighs several times as much as fiberglass, which isn’t an issue unless used lớn insulate an attic slope.Even though celluchiến bại can fill the attic cavities, it is not an air seal. That means cold & hot air can move sầu through the space without any barriers, raising monthly energy bills.Homes with furnace duct systems in the attic can expect some of the celluthua kém dust lớn recirculate through the house.Cellulose must be kept dry in the attic as it absorbs up to lớn 130 percent water by weight.After celluchiến bại insulation absorbs water, the chemical fire treatment is destroyed.It dries very slowly after absorbing water, which causes it to deteriorate và settle in the attic cavities.Modern celluđại bại settles up to lớn đôi mươi percent, which is problematic concerning closed cavities in attics, causing the home page to be uncomfortable và energy bills khổng lồ rise. This also means more celluđại bại may need to be added over time due khổng lồ this settling.

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Fiberglass Attic Insulation Pros and Cons

Fiberglass is an insulation material that consists of extremely fine glass fibers & is found in most homes. It is commonly used in two forms – blankets, which are batts và rolls, và loose-fill.

Fiberglass insulation is made of plastic reinforced by tiny glass fibers. This composition gives the plastic additional strength while improving its insulation capathành phố.

Fiberglass Attic Insulation Pros:

Can be a Do-It-Yourself attic project for an experienced handyman.Suited for standard stud and joist spacing in attics that are relatively không tính phí from obstructions.

Fiberglass Attic Insulation Cons:

Fiberglass in the attic can trap allergens, dust, & moisture, which can lead to mold growth.When it is disturbed in the attic, fiberglass insulation releases particulates into lớn the air, which may be inhaled.When inhaled, particles can cause coughing, nosebleeds, và other respiratory ailments.If a person must disturb fiberglass installed in the attic, they should wear gloves, long-sleeved shirts, pants, và goggles.Small particles that come inkhổng lồ contact with skin can lodge in pores, causing itchiness, rashes, & irritation.

Spray Foam Attic Insulation Pros & Cons

Spray foam insulation is an air barrier material that creates a seal against air movement. xuất hiện cell spray foam insulation can expvà up to 100 times its original kích cỡ khổng lồ fill every nook và cranny in the cavity where it is applied.

Spray foam insulation’s main ingredients are water-blown và organic chemical compounds derived from petroleum extracts.

Spray Foam Attic Insulation Pros:

Environmentally safe.Spray foam insulation isn’t a food source or inviting place lớn nest for pests that can get inkhổng lồ the attic.

Spray Foam Attic Insulation Cons:

Spray foam is too complicated for a DIY attic project for the attic. It must be installed by a professional.

The Best Insulation for Attics

Now that you have reviewed the pros và cons of spray foam, fiberglass, & celluđại bại insulation you may have sầu come khổng lồ a conclusion on the best type of insulation for your attic.

If you are considering spray foam attic insulation and live sầu in Michigan’s lower peninsula or the Tolebởi vì, OH area, give us a Hotline at 866-900-3626 for a free estimate, or fill out the khung on our website.

If you"d lượt thích khổng lồ learn more about what foam insulation has to lớn offer lớn a homeowner, kiểm tra out our Learning Center.

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Foam vs Fiberglass vs Cellulose: Which Insulation is Best for My Existing House?

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