I have only been to the lounge at LHR
, not IST
. It is ok. Nothing really of interest. It is reasonably large, so you should get a seat no problem, but it is not very exciting... No food available other than biscuits, as far as I recall. I recall there being a FT
lounge and a Senator lounge.
business in Europe is fine. I believe that they have moved away from the flexible 3:3-3:2 seats for business to just keeping them 3:3 but not selling the middle one.
cabin crew: doors to automatic and cross-check...