HIF1010035 High-performance fiberglass duct wrap insulatio (...)

The Knauf 3" x 48" x 50' FSK Duct Wrap R8 (Type 75) is a flexible, resilient blanket-type thermal and acoustical insulation made from glass fibers bonded with ECOSE® Technology. It is designed for external insulation of commercial or residential HVAC ducts, offering excellent thermal performance, energy conservation, and condensation control. The FSK facing serves as a vapor barrier and provides a neat, finished appearance. This duct wrap is lightweight, easy to handle, and conforms to flat or irregular surfaces, making installation straightforward.

Manufacturer: Knauf Insulation

Product Features

• Material: Fiberglass insulation bonded with ECOSE® Technology
• Facing: Foil-scrim-kraft (FSK) vapor barrier with a 2" stapling tab
• Thermal Resistance: R-8
• Dimensions: 3" thickness x 48" width x 50' length (200 sq. ft. per roll)
• Weight: Approximately 43.65 lbs per roll
• Fire Safety: Flame Spread Index ≤ 25, Smoke Developed Index ≤ 50
• Maximum Service Temperature: 250°F (121°C)
• Compliance: Meets ASTM C665, C411, C1104, and C1338 standards

Product Attributes

Availability