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The Columbia Series 310A aluminum basement window is a insulated glass basement insert with Expander is maintenance free and energy efficient. No tools are required to install the high tensile steel spring clips that secure the insert. The expander allows for use in most poured in place steel bucks. Available in mill finish and white painted finish.

An adapter is also available which adaptor which allows this insert to fit in most poured in place steel bucks.

Standard Sizes

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


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