top of page

Window Replacements - Iowa

City Builders offers quality Starmark Composite windows by OKNA. They were designed from the ground up, with a Strong Solid Frame and Sash and exceed the most rigorous Energy Star Requirements for years of Top Performance.  Custom made for you exactly the way you want them.

Starmark windows advantages:

  • Solid Composite Design

  • Energy Efficiency

  • Strength

  • Durability

  • Maintenance FREE

  • Warranty Guaranteed

Solid Composite Design
StarMark.png
bottom of page