Batts are precut sections of fiberglass or rock wool insulation that are designed for easy handling and use between framing, such as studs or joints. Batts are available either with or without paper or aluminum foil facing. They can be used in floors, walls, attics and ceilings. Batts Insulation has been the most common insulation method in the past 50 years. Eco can provide great pricing and suggests service for Batt Insulation.