The 4-page brochure includes color photos of ToughGard® Ultra*Round spiral duct liner insulation, as well as data on the physical properties and results of performance tests. Included are product features and benefits, and specification and installation guidelines. According to the manufacturer, ToughGard Ultra*Round is used primarily to absorb unwanted crosstalk, but also improves energy efficiency by reducing heat gain or loss.
— CertainTeed Corp., Insulation Group
Valley Forge, PA