I haven't done the 2 hour wrap on any of my smokers for years. Only do 1. I plan to do the same on the 28. I normally am 3-1-1 or 2-1-1 at 275. Comes out great for me.
Team Smokin' Hot Racks, Assassin 28, 2 L BGE's/Weber 26.75/Guru DX2 & Wifi/Thermapen Orange!