There was a right up in the latest CAA Vector magazine that said they were painted for specific aircraft categories and if you aircraft type is effected then you would know. I took this to mean that they are used for the 777 and not my wee A320.
https://www.caa.govt.nz/assets/legac...8-6-Summer.pdf page 15.
Last edited by Ollie Onion; 28th Dec 2018 at 10:07.
Reason: link