Greenfiber. Premium Grade Retrofit cellulose blownin wall and attic insulation features an allborate fireresistant formula. The new formulation also provides a higher level of dust suppressant the firm says and is easy to install over any existing insulation. It provides an installed Rvalue of 13 at 4.1 inches 19 at 6.1 inches and 30 at 9.4 inches. The product is SCScertified for 85 recycled content and carries Energy Star certification. 800.228.0024. 
www.greenfiber.com.
Greenfiber. Premium Grade Retrofit cellulose blownin wall and attic insulation features an allborate fireresistant formula. The new formulation also provides a higher level of dust suppressant the firm says and is easy to install over any existing insulation. It provides an installed Rvalue of 13 at 4.1 inches 19 at 6.1 inches and 30 at 9.4 inches. The product is SCScertified for 85 recycled content and carries Energy Star certification. 800.228.0024. www.greenfiber.com.

Greenfiber. Premium Grade Retrofit cellulose blown-in wall and attic insulation features an all-borate, fire-resistant formula. The new formulation also provides a higher level of dust suppressant, the firm says, and is easy to install over any existing insulation. It provides an installed R-value of 13 at 4.1 inches, 19 at 6.1 inches, and 30 at 9.4 inches. The product is SCS-certified for 85% recycled content and carries Energy Star certification. 800.228.0024. www.greenfiber.com.