The Ecowool Acoustic Partition Batts employs an exciting new binder that incorporates a natural anti formaldehyde ingredient and is low in volatile organic compounds. Once installed, Ecowool Acoustic Partition Batts acts as a highly effective barrier to heat flow, keeping your building cool during hot weather. It combines cost efficiency with the highest standard of insulation performance when installed in either wood, cement board or steel stud partition and in ceiling system applications.