IsoWall System Diagrams

2 to 3" insulation blanket WallDamp RC Pad Damped Resilient Channel (dRC-1) 1-1/2" x 1/4" Wall Bearing Felt 2" x 1/2" Perimeter Gasket First layer wallboard screw to dRC-1 4" x 4" WallDamp Squares between wallboards 1" WallDamp Strip around wall perimeter 1" WallDamp Strip over wallboard joint Second layer wallboard screw to dRC-1 through first layer wallboard

		Damped resilient channel (dRC-2) screw to joist (with RC Pad in between) Perimeter Gasket on ceiling Acoustical Sealant WallDamp strip around wall perimeter Perimeter Gasket on top plate WallDamp square between wallboards Damped resilient channel (dRC-1) screw to stud (with RC Pad in between) WallDamp strip on face of joist WallDamp strip around wall perimeter WallDamp square between wallboards WallDamp strip on face of stud 3" insulation blanket

3" insulation blanket Damped resilient channel (dRC-1) screw to stud (with RC Pad in between) WallDamp square between wallboards Perimeter gasket on sole plate WallDamp strip around wall perimeter Wall bearing felt Acoustical sealant WallDamp square between wallboards WallDamp strip on face of joist WallDamp strip around wall perimeter