icon-address.png1276 W. Main St.  Bellevue, OH  44811

325 SS Super Sentry Series Aluminum Window Systems

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With a .125" wall construction and high AW rating, the 325 Super Sentry Series from Capitol is a versatile window system designed for outstanding durability and performance. Capitol 325 Super Sentry Series window systems minimize air infiltration, limit temperature transfer, and offer aesthetic enhancement to any project.


  • Thermal-break barriers reduce conductive heat loss, condensation and frost build-up
  • Fixed, project-in, project-out, casement
  • Crimped sash corners improve structural performance
  • Vent = .125" thickness / Frame = .125" thickness
  • Insulation U-Value range of .28 - .44 (Varies depending on glass type)
  • Double compression weather-stripping prevents air and water infiltration
  • Available with flush face option on operable sash
  • 3-1/4" AW performance rated window
  • Multiple trim systems include subframe, mullion, panning, and sills
  • Tubular sliding wicket screen available
  • Equipped with high quality hardware
  • Integral 5/8" mini-blinds with hinged or screw-applied blind sashes available
  • Factory glazing available
  • Glazing: 1/4", or 1" insulating glass, 1", 2", 2-1/2" insulated panels available
  • Custom sizes to fit almost any application
  • Available in a variety of anodized or painted finishes
  • Internal or surface applied muntins available



Series Frame Depth Typical Wall Thickness Rating Blind Access Panels Muntins Water Resistance U-Value STC
325 SS 3-1/4" Vent = 0.125"
Frame = 0.125"
AW YES YES 15 psf NFRC 102-2004

*Varies upon glass make-up or infill type


325 SS Photos

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