The 304 stainless steel burner produces a maximum 45,000 BTUs. Key valve accepts half inch male fitting hose. This Corten Steel Fire Pit has a surrounding area of 48 W x 24 D x 24 H, and a base area of 36 W x 18 D, with a burning area of 36 W x 12 D x 2 H. Access door included. Burner pan features multiple drainage holes for proper water runoff.