I searched online and I havent found any info on this subject. I plan to build an island barbecue built gas grill and a charcoal Weber kettle grill over, but not sure it works properly installed the Weber. . no ventilation and safe etc. dissipitation heat. . Does anyone have info on this? I wanted to install outdoors. . . i to the construction of the island with concrete blocks, but I was not sure if the Weber function properly if it was included, would be expected