Blown Vs Batt Attic Insulation

Batt insulation take time to read this column.

Blown vs batt attic insulation.

I d blow insulation on the attic floor after air sealing of course. Before choosing blown vs. Although both forms of insulation are effective we prefer to work with blown in insulation for a number of reasons. Advantages of batt insulation.

When laying insulation in an attic batt insulation can work great for the more open areas. The first difference in blown in vs. It s generally 3 to 4 times what you ll pay for blown cellulose or fiberglass. 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.

It also offers a little better thermal resistance than its counterpart. 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. It is sold in bags and made of materials that are of varying degrees of recycled. Using blow in insulation in the corners does a better job of ensuring all areas are filled and insulated properly in tight and hard to reach corners and other tight spaces.

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. The main benefit of blown insulation is that it is a much more consistent type of insulation. The big disadvantage with spray foam is cost. Batt insulation is that it is a form of loose fill insulation as opposed to a flexible blanket.

Attic insulation is accomplished with either fiberglass blankets batt or blown in insulation. Batt insulation is easy to install and requires zero specialized tools to get the job done. Spray foam pink fiberglas vs. Blown in insulation requires a professional.

Using batt insulation vs. If you don t have hvac and ducts in the attic spray foam on the roofline isn t really necessary. Compared to blown in insulation batts can reach a resistance rating r factor of over 3 1. Blown in varieties however typically reach a peak of.

If you are upgrading your attic space we blow in insulation on top of your batt to achieve desired insulation values. For this we use owens corning propink.