Attic Insulation Batts Or Blown In

Attic insulation can be a diy project with a rented or borrowed blower but is still a challenge.

Attic insulation batts or blown in.

Blown in spray foam batts and blankets. Blow in insulation is difficult for diyers especially for wall cavities. Handy homeowners can install blown in insulation in the attic. For diy attic insulation you ve got two choices.

With this method the insulation is simply blown onto the attic floor and no matter what type of joists studs or wiring that may be in play the blown insulation will naturally form itself tight around any of these creating a layer of strong insulation. If you are upgrading your attic space we blow in insulation on top of your batt to achieve desired insulation values. It is sold in bags and made of materials that are of varying degrees of recycled. Batt insulation is available at home centers and lumberyards.

Both can be added to uninsulated attics or layered over existing material. The first difference in blown in vs. Loose fill or batt the common term for blanket insulation. Find your zone on the map and then use the chart to determine the level of insulation you need to properly insulate your attic walls floors and crawlspaces.

The photo above shows an attic insulated with blown cellulose. The insulation itself costs about the same for comparable r. We offer our review of the three most popular types of attic insulation with a look at each one s pros and cons. Batt insulation is that it is a form of loose fill insulation as opposed to a flexible blanket.

By contrast installing fiberglass batts or rolls while labor intensive is not hard for diyers. Achieving greater r values in attics the higher the r value the better the thermal performance of the insulation. Before choosing blown vs. Attic insulation is accomplished with either fiberglass blankets batt or blown in insulation.

The main benefit of blown insulation is that it is a much more consistent type of insulation. For this we use owens corning propink. Blowing insulation into walls is best left to the pros because it involves drilling into stud spaces that may contain electrical. I don t know about that but it s a common insulation material that works much better in the blown form than in batts.

Batt insulation take time to read this column. Blown in insulation is then applied over the batt level to fill any voids and gaps around joists and other structures and to increase the level of insulation to recommended levels. Fiberglass comes from what i ve heard one major fiberglass insulation manufacturer call a rapidly renewable resource sand.