Rockwool Unfaced CurtainRock 80 - All Sizes badge-freeshipping It's lightweight

It's lightweight

HandiFoam Fireblock is more effective than much traditional fire blocking materials for the blocking of flames and smoke in concealed penetrations

56 In x 54

typically 2 to 4 hours

fill and seal various size voids

Rockwool Unfaced CurtainRock 80 - All Sizes badge-freeshipping It's lightweightRockwool CurtainRock is a lightweight, semi rigid stone wool insulation board designed to meet a variety of curtain wall specifications. Rockwool Safe is UL and Intertie approved as a forming material for numerous fire stop systems. Rockwool Safe together with CurtainRock 80 provides a comprehensive critical line of defense in fire protection that has been UL ULC tested and approved for perimeter fire containment. Thickness Sq Ft Pack 2" 56 3" 32 4"