The Columbia Series 400A vinyl basement window is a insert with insulated glass. Expander allows for use in most poured in place steel bucks. Available in white vinyl only.

Standard Sizes

• 31″ x 12-5/8″
• 31″ x 16-5/8″
• 31″ x 20-5/8″
• 31″ x 36-5/8″ egress