Positive Features 0.5 lb Spray Foam 2.0 lb Spray Foam Fiberglass Batts Cellulose Blown-in Fiberglass
R-Value per inch 3.9 6.5 3.6 4.0 3.2
Provides a seamless air barrier
Perfect fit every time
No ozone-depleting chemicals used
Contains no formaldehyde
No harmful emissions after installation is complete
Allows downsizing of HVAC
Doesn't shrink, settle or sag over time
Reduces airborne sound transfer
Not damaged by water
Stops airborne moisture transfer
Helps prevent mold