Differences In Insulation For Attics

Insulation ratings can be improved by adding more layers of insulation.

Differences in insulation for attics.

The ideal attic insulation r value is different than the ideal wall insulation r value. The main difference between insulation batts and rolls is that batts are installed in pieces while rolls are rolled out between wall and ceiling framing. Insulation level are specified by r value. It s a fast and easy diy project that two people can do in an afternoon.

Some installations can yield a higher r value than traditional batt insulation for the same thickness and can fill even the smallest cavities creating an effective air barrier. Loose fill or batt the common term for blanket insulation. R value is a measure of insulation s ability to resist heat traveling through it. Insulation is a vital component in any home that aims to be energy efficient.

The higher the r value the better the thermal performance of the insulation. Achieving greater r values in attics. Spray foam offers the best attic insulation performance available. Rolled insulation is another type of insulation blanket similar to batt insulation.

Foam in place insulation can be blown into walls on attic surfaces or under floors to insulate and reduce air leakage. Choose from two types. Once you ve decided which type is best for you examine the material options and prices to home in on the right product. Here the insulation can be blown right over top of existing insulation to any depth or r value.

10 of your home heating bill costs stem from uninsulated floors. They sport insulation values of approximately r 6 5 and r 3 6 per inch respectively. Closed cell and open cell aka 2 pound and pound respectively. For diy attic insulation you ve got two choices.

Proper attic insulation is the best way to prevent heat loss in the winter and retain cool air in the summer. Blowing insulation into an attic the most popular project for using blown in insulation is adding insulation to attics. When installed properly both types of insulation fill all of the nooks and crannies in a space and. Insulating basement walls or slab foundation can reduce heating costs by10 to 20.

Both can be added to uninsulated attics or layered over existing material. Best for attics unfinished walls ceilings floors and attached garages in hot climates. You can mix the type and material of insulation too. Typically placed in areas where air escapes such as between the stud cavities inside the walls and in the attic it.

Blowing insulation into walls. So it s time to pay close attention to what s happening up there.