With maintenance-free framework and reliable hardware, our Capitol 325 Energy Sentry® window systems will meet or exceed your durability performance expectations at an economic price. Capitol window systems minimize air infiltration, limit temperature changes, and offer aesthetic enhancement to any project. Our thermally broken and quality constructed windows also limit distractions due to exterior noise.
|Series||Frame Depth||Typical Wall Thickness||Rating||Blind Access Panels||Muntins||Water Resistance||U-Value||STC|
|325 ES||3-1/4"||Vent = 0.125"
Frame = 0.080"
|YES||YES||15 psf||NFRC 102-2004
V/F = .45*
*Varies upon glass make-up or infill type