ThermoShield creates a thermal blanket that fills gaps and voids to reduce air infiltration; keeping your home warm in the winter and cool in the summer. It can be applied over existing insulation or in new construction with its scalable R-Value up to and exceeding 100. ThermoShield provides superior reduction of noise transfer through floors and walls when dense packed into attics and sidewalls. This fire-resistant treated insulation is made with up to 85% recycled material that meets Class 1 Fire Rating to protect your home, giving you more time to evacuate. The low dust, no itch formula，effectively prevents mold growth and animal nibbling.