PPRuNe Forums - View Single Post - Winter is here and so are the dangers of icing to unprotected aircraft
Old 24th Jul 2015, 08:35
  #13 (permalink)  
porch monkey
 
Join Date: Jun 2007
Location: deepest darkest recess of your mind
Posts: 1,017
Likes: 0
Received 0 Likes on 0 Posts
Upper wing surface on 737 Ng is permitted frost provided it is within the black lines marked there for the purpose.
porch monkey is offline