Batt Vs Blown In Insulation In Attic

When insulating an attic space many homeowners ask us which is better blown in or batt insulation.

Batt vs blown in insulation in attic.

Batt insulation take time to read this column. When it comes to adding or replacing the insulation in your attic there are several types of insulation to choose from. In an existing home with drywall already in place you need to remove all of the drywall to install the batt insulation. Batt insulation works best in exposed walls and blown in insulation in closed walls.

Your options for attic insulation range from radiant barriers to sheets of mineral wool but most homeowners stick with products made from cellulose or fiberglass. Two of the more common forms of insulation are blown in insulation and rolled insulation which is also referred to as batt insulation. Attic insulation is accomplished with either fiberglass blankets batt or blown in insulation. Disadvantages of batt insulation.

Depending on the material of the insulation the installation method may vary slightly. We use both blown in and batt insulation depending on the situation at hand. The answer is it depends. Blown in spray foam batts and blankets.

Blown in insulation in walls walls have a simple rule of thumb when it comes to insulation. Current energy standards recommend the installation of a first layer of craft faced moisture barrier fiberglass batt. Blown in varieties however typically reach a peak of around a 2 8 r factor. I don t know about that but it s a common insulation material that works much better in the blown form than in batts.

Blown in insulation requires a professional. It is sold in bags and made of materials that are of varying degrees of recycled. Blown in insulation also referred to as loose fill insulation is installed using a blowing machine. Both blown in and batt roll insulation can be installed in different areas of a home including the attic and the walls.

Blown in insulation the first difference in blown in vs. Compared to blown in insulation batts can reach a resistance rating r factor of over 3 1. Using batt insulation vs. We offer our review of the three most popular types of attic insulation with a look at each one s pros and cons.

Notice how you don t see any of the ceiling framing down at the ceiling level. The photo above shows an attic insulated with blown cellulose. Batt insulation is available at home centers and lumberyards.