C-310A-M Basement Insert-Aluminum Dual Pane Glass
C-310A-M Aluminum Basement Window Insert-Monarch
Replacement with Expander
The Columbia Series 310A Aluminum basement window is
an insert with insulated glass.
for use in most Concrete Basement walls with poured in place
steel buck frames.
Available in Aluminum- Mill
The Monarch window is
slightly smaller than Columbia and the Expander is added to
the bottom of insert
The expander creates a 5/8" thick
leg that fits into the Steel Buck Frame.
- 31" x 12-3/16" + Expander = 12-5/8"
- 31" x 16-3/16" + Expander = 16-5/8"
- 31" x 20-3/16" + Expander = 20-5/8"
- 31" x 36-3/16" + Expander = 36-5/8" egress
*NOTE: Custom sizes are available--call to order
Information page: How to choose a window + removal/installation guide
Information video: Basement Window Replacement