SANCTUARY by Greenfiber® is the all-in-one cellulose insulation that can be blow-in, spray-applied, or dense-packed. It can be easily installed over existing insulation and unlike batt or roll alternatives, it’s engineered to fill every gap, void, and hard-to-reach space, forming a dense barrier that reduces air infiltration to boost thermal performance and reduce sound.  Made with 85% recycled materials, free from harmful additives, SANCTUARY supports better living and a greener planet while meeting modern building codes and delivering lasting value for your home.

Features

• 60% Reduction in Sound Power - Best-in-class acoustic performance reduces unwanted sound to create a quieter and more peaceful home.
• 25% Savings on Heating and Cooling - Keeps indoor temperatures steady while reducing energy bills.
• Class 1/A Advanced Fire Resistance - Stops or slows the spreading of fires with permanent fire retardants that last the life of the home.

25 lb bag