Columbia C-300 aluminum basement insert with single pane glass.
Size: 31 x 36-5/8 Egress
Has two (2) metal spring clips slide at top of 3/4 inch thick frame.
The Columbia Series 300 aluminum basement window is a single glazed aluminum basement insert.
Maintenance free, energy efficient.
Easy, 1 minute installation.
Requires no tools for installation; uses high tensile steel spring clips to secure the insert in the opening.
Colors: Mill Aluminum finish standard, White painted finish available at additional charge.
Replaces Columbia, Monarch and Kewanee single-pane basement windows.
Adjustable window sash lock will also slide up and down.
Comes with removable chain pulls for easy removal for emergency escape purposes.
Replacement parts available.
31 x 12-5/8
31 x 16-5/8
31 x 20-5/8
31 x 36-5/8 egress
Priced and sold each.Resources:
Article: How to Replace Basement Window Inserts
Video: How to Replace Basement Window Inserts