Save Your Windows
While Keeping Your Original Wood Frames

Window Glass Replacement is the Heart of the Bi-Glass System®
Before and after cross section of single to double pane
window glass replacement



Single pane double hung window transformed into an energy efficient, double pane, insulated glass, window with new vinyl tilt in jambliners.

Product Information

Bi-Glass System® Components:

  • Insulated glass comes in 3/8 to 5/8 thickness.
  • Restoration glass (wavy glass) is available to maintain old look.
  • Low E and Argon gas are available options.
  • Single pane restoration replacement is available in some areas.
  • Replacement of old fogged glass with new insulated panels.
Balance System: Weather Stripping:
  • New silicone bulb weather-stripping at all horizontal joints.
  • Fiberglass or foam insulation for weight cavities.
  • Felt and vinyl flap weather-stripping systems for restoration.
  • Bronze cushion jamb strips.
  • New cam activated sash locks to engage weather-stripping systems.
Additional Information:




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Bi-Glass Systems
Call 1-800-729-0742 for a Dealer in Your Are