Attic Insulation Blown In Or Rolls
The main benefit of blown insulation is that it is a much more consistent type of insulation.
Attic insulation blown in or rolls. Both can be added to uninsulated attics or layered over existing material. I d blow insulation on the attic floor after air sealing of course. For diy attic insulation you ve got two choices. It s generally 3 to 4 times what you ll pay for blown cellulose or fiberglass.
By contrast installing fiberglass batts or rolls while labor intensive is not hard for diyers. Batt or rolled insulation or blown loose fill insulation fiberglass or cellulose can be installed on top of old insulation. Although both forms of insulation are effective we prefer to work with blown in insulation for a number of reasons. Using r 30 for reference a 58 square foot roll cost 61 at a major retailer in october 2018 making the cost of materials close to 1 00 per square foot.
Batt insulation take time to read this column. The big disadvantage with spray foam is cost. There are other materials and systems that you can use to insulate your attic. Cost for batt insulation per square foot for materials.
Blown in insulation requires a professional. Attic insulation is accomplished with either fiberglass blankets batt or blown in insulation. Before choosing blown vs. Handy homeowners can install blown in insulation in the attic.
Any existing batt or roll insulation in the attic should have the facing against the attic drywall floor or no facing at all. Attic insulation can be a diy project with a rented or borrowed blower but is still a challenge. When it comes to adding or replacing the insulation in your attic there are several types of insulation to choose from two of the more common forms of insulation are blown in insulation and rolled insulation which is also referred to as batt insulation. Batt insulation is available at home centers and lumberyards.
Do you need to do anything special for blown in insulation in the attic. The insulation itself costs about the same for comparable r. Blow in insulation is difficult for diyers especially for wall cavities. Once you ve decided which type is best for you examine the material options and prices to home in on the right product.
Blowing insulation into walls is best left to the pros because it involves drilling into stud spaces that may contain electrical. Although professional contractors like attic guys will aid you in making this decision we also feel that it is important for you to understand these insulation types and what makes them different. Yes you need to have a ceiling to hold the insulation up in the. Loose fill or batt the common term for blanket insulation.