Historical Wood Windows

Certified Rehabilitation approved by the National Park Service

TrimLine Liberty Series Wood Windows for use in historically certified rehabilitation projects.

TrimLine offers a wide variety of products including double hung, casement, and bay windows as well as round top, elliptical and other architectural window products. Custom colors in either all wood or aluminum clad exteriors and interior hardwoods of oak, cherry, and mahogany as well as standard pine, are some of our company's offerings.

Additionally, custom panning systems, a variety of simulated divided light profiles, and replication of mullion details are some of the custom capabilities where maintenance of historical accuracy is essential.

Liberty Series Historic Windows features & benefits:
  • Historically accurate custom panning systems
  • Replication of mullion details
  • Custom exterior colors
  • Unclad exterior for your custom finish
  • National Park Service - Certified Rehabilitation
  • Simulated divided lite systems (SDL)
  • True Divided lite systems (TDL)
  • Choice of hardwoods - Oak - Mahogany - Cherry
  • Double Hung, Casements, Round Top, Elliptical Head, Radius casings
  • Sash replacement systems
  • High performance glass
Ask about our Historically accurate true divided lite window program.


All windows are made with Health Smart Super Spacer, and are available with High Performance Low E glass with Argon fill