For information or answers to questions regarding insulation warranties, please call:

PHONE: 800-441-9850

MONDAY – FRIDAY 7:30 AM - 6:30 PM EST

CertainTeed offers a One-Year Limited Warranty for Fiber Glass Insulation on manufacturing defects. Inasmuch, as CertainTeed has no control over the installation design, installation workmanship, accessory materials, or conditions of application, CertainTeed does not warrant the performance or results of any installation containing its products.

Warranties:

• Fiber Glass Building Insulation
• Limited One-Year Warranty For Non-Residential Fiber Glass Insulation
• InsulSafe® SP Fiber Glass Blowing Insulation
• OPTIMA® Fiber Glass Insulation
• System 5™ Fiber Glass Blowing Insulation
• Fiber Glass SoftTouch™ Duct Wraps
• ToughGard® and ToughGard® R Fiber Glass Duct Liner
• ToughGard® Duct Board and Ultra*Duct™ GOLD Duct Board
• Commercial Fiber Glass Insulation
• CertaSpray Warranty

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