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Fiberglass Ultra™ Single-Hung Window

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Traditional in appearance, Milgard’s single-hung fiberglass window slides vertically, reminiscent of old-style sash windows. Opens without using any exterior or interior space. Great for any room.

Color options

  • Exterior frame colors/white interior:
    • White
    • Tan
    • Sand
    • Matte black
    • Hunter green
    • Brownstone
    • Cranberry
    • Matching exterior/interior frame colors:
    • Brownstone
    • Tan
    • Matte black

Glass options

  • Obscure
  • Tinted
  • Tempered
  • Laminated
  • Argon/air mix

Maintenance level: Minimal—fiberglass windows are impervious to water, cold, heat, insects, salt water and ultraviolet rays for long life and low maintenance

Customization: Can be custom made to your home’s exact specifications at no extra charge

ENERGY STAR qualified: Yes (additional energy efficiency upgrades also available)

Warranty: Full-lifetime warranty with glass breakage coverage



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