For a sound barrier home, use blown-in cellulose. You give up a lot in energy efficiency/costs. Blown-in fiberglass is the most energy efficient and best of the two. Fiberglass is much better than 20 years ago. The video of cellulose being burned is true. It's made of compressed paper. Fiberglass...
For a sound barrier home, use blown-in cellulose. You give up a lot in energy efficiency/costs. Blown-in fiberglass is the most energy efficient and best of the two. Fiberglass is much better than 20 years ago. The video of cellulose being burned is true. It's made of compressed paper. Fiberglass...