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 2:12 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

Available Frame Colors: