Notable ones were the Duke Johann Ernst during Bach's ti â¦ me in Weimar, Prince Leopold (Bach's patron while he was in Kothen) and the Leipzig council during the final years of his life. But not all his music was composed for his patrons.
Blow-in cellulose insulation has been around since the 1920âs and consists predominantly of recovered or recycled newsprint and/or corrugated cardboard, treated with a fire retardant. Three main types of blow-in cellulose insulation are used in residential application: loose fill, stabilized, and wall-cavity spray. Spray-in Foam Spray-in or spray-on polyurethane foam expands to fill cracks and voids to form a tightly sealed barrier.
Blown-In Insulation Costs. Blown-in insulation is one of the most common ways to insulate the attic, crawl space, or walls of a home. The average cost is about $1,358, with most homeowners spending between $889 and $1,896, but this is dependent on whether the work is done by the homeowner or by a professional.