Seal Compression Devices

Grid List

2 Item(s)

  1. GT Bow-Constrictor | Sash Seal Enhancement
  2. GT Sash-Seal | Prevents Sash Bow and Leaks

Grid List

2 Item(s)

Seal Compression Devices

These window hardware accessories work to ensure an efficient, weathertight seal between the sash and frame. Not only does this help to prevent water leaks and drafts, it can also combat sash bowing.