Johns Manville Microlite® AA Standard blankets are lightweight, flexible blankets that provide superior thermal and acoustic performance for a variety of aerospace applications where space and weight are key considerations. They are particularly well suited for insulating the fuselage wall cavities of commercial and business aircraft. Microlite AA Standard blankets are available in a variety of density and thickness combinations. For applications that demand even greater weight savings our Microlite AA Premium blankets are an option providing similar performance at 20% less weight.