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Replacement Windows in St. Louis

Basement Security Windows

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A smart alternative to Glass Block featuring shatter-resistant ExoliteTM

These basement security windows are very affordable and come in either white frame, tan frame or dark brown. You can also specify thermal glass instead of security glazing with or without low e and argon gas fill that will exceed any energy star requirement.

• Solid, Secure Vinyl Construction

• Welded Main Frame for excellent strength

• Cam Handle Lock protects against forced entry

• Foam-TiteTM and Woolpile Weather-Stripping

• ExoliteTM Double-skinned Acrylic Sheet for durability and energy efficiency

• Glazing options that qualify for the Energy Tax Credit

• Interior Removable Lift-Out Sash unlock from the inside and the entire sash can be removed

• Security windows are available in custom sizes with professional installation

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Basement Security Windows: A piece of mind that enhances your home


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If you or someone you know is looking to replace their basement windows with a new energy efficient basement security window, please contact Masonry & Glass Systems in St. Louis. They specialize in replacement basement windows, security windows and all types of replacement windows. For more information, please email them at: or call 314-535-6515

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