4000 Series

Double Hung Window

  • New Generation uiPVC vinyl never needs painting or caulking and resists conducting heat and cold
  • Warm Edge or optional Warm Edge+ spacer systems help keep utility bills down
  • Equal sightline sash to match traditional wood window appearance
  • Hidden SilLock design with a sloped sill forces water to drain to the exterior of the window, keeping your windows dry and providing enhanced weather-tight performance
  • Integral interlock and dual fin and pile weatherstripping on both sash and mainframe for protection against air, dust and moisture
  • Fusion-welded frames and sash stay strong and in place for a lifetime of dependable performance
  • Two sleek, low-profile design cam-action locks on windows over 25" wide
  • Ergonomically designed tilt latch buttons for easy tilting in of both sash makes it easy and safe to clean the exterior of window


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(763) 316-5361
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