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    The iFGC brings the same great benefits as the FGC in an impact unit.

    • Argon Insulated (LoĒ3-340 /Impact Glass) standard
    • Approved for use in HVHZ (High Velocity Hurricane Zones)
    • PVC liner for improved thermal rating
    • Completely assembled
    • Curb is 2 1/8″ high
    • Minimum pitch 3:12 is required.

    20 Year Limited Warranty

    (click table to enlarge)


    Approvals & Certifications:

    Florida Building Code Cert# 20881
    Texas Dept of Ins. Cert# SK-52

    Available Options:

    • Custom Sizes
    • Flat Flange Version

    Available Frame Colors: