Durability and Energy Efficiency
Ultra Series fiberglass custom windows are heat and cold resistant, durable and low-maintenance. The frame expands and contracts at approximately the same rate as the insulated glass it holds, putting less stress on the seals for a clear view. Choose an energy package for your area and learn about ENERGY STAR®.
- MANUFACTURE
- PRODUCT LINE
- FRAME MATERIAL
- COLOR
- WARRANTY
Milgard
Ultra C650
Fiberglass
White
Lifetime Limited