SOFTR® Duct Wrap is a blanket of glass fiber insulation factory-laminated to FRK vapor retarder facing. A 2" (51mm) stapling and taping flange is provided on one edge. This product is designed to meet existing performance standards such as NFPA 90A and 90B and other mechanical and energy codes.
FEATURES & BENEFITS
• Flexible and easy to install • Foil Reinforced Kraft (FRK) facing is easy to clean • Condensation control • Increased comfort control • Nominal Thickness: 1-1/2 in. • Installed R (RSI) Value: 4.2 • Operating Temperature: ASTM C411 up to 250°F (121°C) • Insulation Jacket Temperature Limit: ASTM C1136 up to 150°F (66°C) • Jacket Puncture Resistance: ASTM C1136 25 units (0.7 joules) • Water Vapor Permeance: ASTM E96 0.02 perms • Water Vapor Sorption: ASTM C1104 3% by weight at 120°F (49°C), 95% R.H. • Fungi Resistance: ASTM C1338 Meets Requirements • Flame Spread: ASTM E84 25 • Smoke Developed: ASTM E84 50
