If you have the DIY spirit and attic access, insulating your attic can be a great do-it-yourself project. However, it’s important to prepare the attic properly for the project and understand the different types of insulation available to help you make the best decision.

Rigid foam insulation comes in sheets or panels made of polystyrene, polyisocyanurate, or polyurethane that are cut to fit and installed over attic joists. This type of insulation is more expensive than fiberglass batts, but it has a high R-value and is resistant to compression. It’s also a fire-resistant option that doesn’t emit gases during and after installation.

For most people, spray foam insulation cheapest option is to purchase fiberglass batt insulation. It’s a common and proven insulation material, easily available at home improvement stores. This type of insulation is rated to provide an R-value of about 38. However, it’s important to note that this insulation can emit airborne particles that can cause respiratory problems. It is therefore, a good idea to wear a mask and use safety precautions when installing this type of insulation.

How Spray Foam Insulation Can Lower Your Energy Bills in Greensboro Homes

Other options include cellulose and rockwool, which are both blown into place using machines designed for the job. These machines are expensive, but they can increase the R-value of your attic by an extra point or two over fiberglass. You can also choose to use spray foam insulation, which is used to seal vents, attic hatches, and other openings. This type of insulation is a little more expensive than traditional fiberglass, but it provides an excellent R-value and is highly effective in cold climates.

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