PPRuNe Forums - View Single Post - Drilled holes in the lower part of aircraft windows
Old 23rd Aug 2009, 04:49
  #3 (permalink)  
Tinstaafl
 
Join Date: Dec 1998
Location: Escapee from Ultima Thule
Posts: 4,273
Received 2 Likes on 2 Posts
I thought the small hole was to allow pressure equalisation between the cabin and the space between the passenger-facing window and the exterior-facing pressure window. I imagine it would help reduce condensation too.
Tinstaafl is offline