Upper Vent Latch

The upper vent latch can be used to prevent upper sash sagging or as an accessory to an automatic sash lock in doublehung windows.


  • ONE-MOTION® disengagement
  • Helps keep upper sash closed when balances wear out
  • Allows consistent automatic locking in double-hung windows
  • Simple latching design is easy to operate and automatically latches when upper sash is pushed up
  • Increases window balance lifetime

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