Insulating your home is one of the big steps you can take in improving your home’s heating and cooling efficiency. Using a blow-in type of insulation is not as expensive as you might think and blow-in insulation can be added to areas that would otherwise be inaccessible. Many building supply stores will even give you free rental of the equipment if you purchase a set amount of material. Many homeowners may find that this is a job they can tackle themselves and if so there are pluses and minuses of the project to keep in mind.
Blow-in insulation can fit anywhere, even inside wall gaps of only a couple of inches.
Blow-in blanket insulation is less messy than a foam spray.
Blow-in machines will come with an adapter for using in holes on finished walls.
Blow-in blanket fiberglass based insulation will not settle in walls. Cellulose insulation may over time requiring the addition of more insulation.
Blow-in blanket insulation is fire resistant. Cellulose insulation has a chemical added as a fire retardant.
Blow-in insulation will not only add significantly to the R value but also will provide some noise reduction.