This is a cache of https://www.owenscorning.com/en-us/insulation/commercial/products/mineral-wool. It is a snapshot of the page as it appeared on 2026-01-31T06:05:09.410+0000.
Commercial Insulation Products - Mineral Wool | Owens Corning Insulation
Owens Corning
Filters

Filter

Thermafiber® Aluminum Foil & FSK Tape

Mineral Wool InsulationThermafiber® Aluminum Foil & FSK Tape

Thermafiber® Aluminum Foil and FSK Tapes are
engineered to provide a vapor seal between curtain
wall mullions and FSP faced FireSpan® curtain wall
insulation or other foil faced Thermafiber® insulation
products.
    Thermafiber® FireLedge®

    Mineral Wool InsulationThermafiber® FireLedge®

    Thermafiber® FireLedge® mineral wool insulation is designed to provide fire protection in curtain wall assemblies while eliminating the need for a backer bar. Thermafiber® FireLedge® is an integral component of the patented Thermafiber® Impasse® No Backer Bar™ System.
      Thermafiber® Fire & Sound Guard® Plus

      Mineral Wool InsulationThermafiber® Fire & Sound Guard® Plus

      • R-Value Range: 10-30
      • Thickness Range: 2.5-7.13"
      Thermafiber® FireSpan®

      Mineral Wool InsulationThermafiber® FireSpan®

      Thermafiber® FireSpan® mineral wool insulation products are designed to provide enhanced fire protection in curtain wall and perimeter fire containment systems as well as enhanced performance in thermal and acoustical applications. Thermafiber® FireSpan® is available in 4.0 pcf, 8.0 pcf, and 12.0 pcf nominal densities for...
      • R-Value Range: 4.3-30.4
      • Thickness Range: 1-7"
      Thermafiber® Impasse® 2.0 Hangers

      Mineral Wool InsulationThermafiber® Impasse® 2.0 Hangers

      Thermafiber® Impasse® Insulation Hangers and Locking Washers are designed specifically for the Thermafiber® Impasse® Zero Spandrel System to provide outstanding insulation security and support where mechanical attachment is a requirement.
        Thermafiber® Impasse® Hangers

        Mineral Wool InsulationThermafiber® Impasse® Hangers

        Thermafiber® Impasse® Insulation Hangers and Locking Washers are designed to provide superior insulation security and support where mechanical attachment is a requirement. The patented design of Impasse® Hangers reverses the order of installation.
          Thermafiber® Impasse® No Backer Bar™ System

          Mineral Wool InsulationThermafiber® Impasse® No Backer Bar™ System

          Thermafiber® Impasse® No Backer Bar™ Curtain Wall Insulation System is a patented design that incorporates years of research and testing to completely eliminate the backer bar from the curtain wall assembly.
            Thermafiber® Impasse® System

            Mineral Wool InsulationThermafiber® Impasse® System

            The Thermafiber® Impasse® System is a patented design that streamlines the installation of curtain wall insulation by changing the order of traditional installation steps to fit a more logical progression.
              Thermafiber® Impasse® Zero Spandrel System

              Mineral Wool InsulationThermafiber® Impasse® Zero Spandrel System

              The Thermafiber® Impasse® Zero Spandrel System is a patent-pending design that revolutionizes the way zero spandrel systems are built with sturdier FireSpan® 120 mineral wool insulation and innovative Impasse® 2.0 Hanger technology.
                Thermafiber® Insulation Knives

                Thermafiber® Insulation Knives

                Thermafiber Insulation Knives are time-saving tools that can be used in the field for quick cutting of Thermafiber mineral wool insulation.
                  Thermafiber® Mullion Cover Bracket

                  Mineral Wool InsulationThermafiber® Mullion Cover Bracket

                  The patented Thermafiber® Mullion Cover Bracket is an innovative new hanger system that provides an efficient method of installation for mullion covers, particularly effective in difficult-to-access conditions where mechanical attachment is required.
                    Thermafiber® RainBarrier® ci High Compressive (80)

                    Thermafiber® RainBarrier® ci High Compressive (80)

                    These lightweight insulation boards offer high compressive strength for exterior wall assemblies, providing continuous insulation behind cladding systems.
                      Thermafiber® RainBarrier® ci High Compressive Insulation

                      Mineral Wool InsulationThermafiber® RainBarrier® ci High Compressive Insulation

                      Thermafiber® RainBarrier® High Compressive products provide mineral wool continuous insulation for use behind exterior façades & cladding systems.
                        Thermafiber® RainBarrier® ci High Compressive Max (140)

                        Thermafiber® RainBarrier® ci High Compressive Max (140)

                        Thermafiber® RainBarrier® ci High Compressive Max continuous
                        insulation boards are designed to support cladding attachment
                        with minimal penetrations.
                          Thermafiber® RainBarrier® ci High Compressive Plus (110)

                          Thermafiber® RainBarrier® ci High Compressive Plus (110)

                          Thermafiber® RainBarrier® ci High Compressive Plus (110) continuous insulation boards are designed to support cladding attachment with minimal penetrations.
                            Thermafiber® RainBarrier® Clip

                            Mineral Wool InsulationThermafiber® RainBarrier® Clip

                            Thermafiber® RainBarrier® Clip mechanically secures RainBarrier® continuous insulation (ci) to the exterior substrate of the building and is compatible with multiple types of masonry and façade tie systems.
                              Thermafiber® RainBarrier® Dark™

                              Mineral Wool InsulationThermafiber® RainBarrier® Dark™

                              Thermafiber® RainBarrier® Dark™ semi-rigid products are produced with a bonded black facing that is designed for exceptional performance in rainscreen and cavity wall construction applications. The black facing provides camouflaging behind open-joint façade systems.
                                Thermafiber® RainBarrier® Semi-Rigid Insulation

                                Mineral Wool InsulationThermafiber® RainBarrier® Semi-Rigid Insulation

                                Thermafiber® RainBarrier® continuous insulation semi-rigid products are designed for exceptional performance in rain screen and cavity wall construction applications.
                                • Thickness Range: 1-7"
                                Thermafiber® SAFB™ (Sound Attenuation Fire Blanket)

                                Mineral Wool InsulationThermafiber® SAFB™ (Sound Attenuation Fire Blanket)

                                Thermafiber® SAFB™ (Sound Attenuation Fire Blankets) are mineral wool insulation batts designed to provide sound control and fire protection in many different UL® fire-rated wall and floor-ceiling assemblies. Thermafiber® SAFB™ is available formaldehyde-free.
                                  Thermafiber® Safing

                                  Mineral Wool InsulationThermafiber® Safing

                                  Thermafiber® Safing mineral wool insulation products are designed to provide fire protection in perimeter fire containment systems, floor and wall penetrations, construction joints, and other firestopping applications.
                                  • R-Value Range: 4.3-30.4
                                  • Thickness Range: 1-7"
                                  Thermafiber® Spiral Anchors

                                  Mineral Wool InsulationThermafiber® Spiral Anchors

                                  Thermafiber® Spiral Anchors are designed for easy attachment of the FireSpan® mullion covers to the FireSpan® sprandrel insulation panel.
                                    Thermafiber® TopStop®

                                    Mineral Wool InsulationThermafiber® TopStop®

                                    Thermafiber®
                                    TopStop®
                                    Head-of-Wall Insulation provides fire
                                    containment in head-of-wall constructions. These products
                                    are non-combustible, moisture-resistant, non-corrosive, nondeteriorating, mildew-resistant, and vermin-resistant.
                                      Thermafiber® VersaBoard®

                                      Mineral Wool InsulationThermafiber® VersaBoard®

                                      Thermafiber® VersaBoard® multi-purpose insulation provides an outstanding combination of fire resistive characteristics, enhanced acoustical performance, thermal insulation, and energy conservation for various commercial construction applications.