Johns Manville MinWool® Curtainwall insulation is available in a wide range of thicknesses and is available plain or with a foil facing vapor retarder. Providing superior fire resistance and acoustical properties, MinWool Curtainwall is designed for use in glass, metal and masonry curtainwall spandrel systems and can be placed between or over framing members.

Available in 2 densities, Curtainwall 40 (4.0 pcf) and Curtainwall 80 (8.0 pcf). 

Features

• Fire-Resistant: Melting point in excess of 2000˚F (1093˚C). Unfaced: Flame Spread of 0 and Smoke Developed of 0. Faced: Flame Spread of 25 or less and Smoke Development of 5 or less.
• Sound Control: Excellent sound absorption to reduce sound transmission.
• Durable Inorganic Glass: No growth of fungi. No sustaining of vermin.
• Densities: Curtainwall 40 (4.0 pcf) and Curtainwall 80 (8.0 pcf).