InsulSafe SP fiberglass blowing wool insulation offers durable versatility in residential and commercial construction, boasting excellent thermal and noise absorption qualities. It delivers optimum coverage that won't settle, and is a thermally efficient option that also delivers impeccable sound control. InsulSafe SP fiberglass blowing wool insulation is designed for pneumatic installation in open (attic) and closed (sidewalls/floor) construction cavities. It may also be used in retrofit applications. It is guaranteed for the life of your home or building, reducing energy demands and costs. It's noncombustible, noncorrosive, won't rot, decay or absorb moisture, ensuring a fungus-free option.