Usually made of fiberglass, cellulose or mineral wool.
Blown or sprayed into place with pneumatic equipment.
Can fill wall cavities.
Mid-range prices when compared to other insulation types.
R-values range from R-2.2 to R-3.8, depending on the insulation material.
Batt insulation is a type of insulation blanket. These are pre-cut sections of insulation that are usually fiberglass, although cellulose, mineral wool, natural fibers and plastic versions are also available.
Best for unfinished walls, floors and ceilings.
Designed for easy handling and use between framing, such as studs and joists, making it among the best insulation for walls.
Installed in pieces.
One of the most affordable types of insulation.
Available either with or without paper or aluminum foil facing. Facing helps prevent interior heat from escaping and water vapor from passing through the insulation. Install the batt so that the facing is the exposed side.
Standard fiberglass batts have R-values ranging from R-2.9 to R-3.8 for every inch of thickness, but high-density insulation batts can have R-values as high as R-4.3 per inch.