In line with the new government guidelines, Billericay Showroom will be closed from Thursday 05/11/20 until further notice. Wickford Head Office and manufacturing facility remains open. If you have any queries, please call 01268 561717.

Sash Windows

Our vertical sliding sash windows have a timeless elegance, crafted with attention to detail to ensure the authentic appearance of original Timber Sash Windows of a distinguished era to retain the original character of your property.

Thermaseal Sash Windows not only emulate the aesthetics of their traditional timber equivalent, they also offer many additional benefits.


  • Front to back frame dimensions to match existing sash windows
  • Deep bottom rail option
  • Sash tilting for easy cleaning
  • BFRC energy rated
  • Full range of designs available
  • 10 year guarantee