(16 Mar 2016, 9:03 pm)Andreos1 wrote Ulsterbus do too.
Sampled them in Belfast last summer.
https://www.flickr.com/photos/markl_1990/8272250183 A photo of the upperdeck of a Gemini (not mine btw).
Well not on all examples as I was there in January, they don't have them on Solars. Translink definitely don't have them