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.
R-Value to Inches Ratio. Each type of insulation material has a specific R-value per inch of material. Blown-in cellulose is R-3.5 per inch, fiberglass batting is R-3.2 per inch and blown-in fiberglass is R-2.5 per inch.