Forums ForumsMembersRegisterLogin Aven Colony Beta Feedback & Sug... Air quality overlay Air quality overlay Last Post RSS krayziez Active Member Joined: 10 months ago Posts: 9 01/10/2016 1:33 pm Air quality overlay needs to have the buildings that support this highlighted. I'm in this overlay and I still can't find my oxygen producing buildings. ReplyQuote krayziez Active Member Joined: 10 months ago Posts: 9 01/10/2016 4:44 pm Same with water and some others too. ReplyQuote Working Please Login or Register