The Real Fyre P45 pan burner provides a dynamic flame pattern with a low, tapered dual burner system. Sleek and round, Fyre Spheres provide a contemporary alternative to traditional gas logs. The Peterson Real Fyre 18-Inch Fyre Sphere Set with Vented Natural Gas P45 Pan Burner - Automatic Pilot with Variable Flame Remote (FS4-18-GS - P45-18-17) includes 19 four-inch diameter Fyre Spheres with a Graystone Finish, a natural gas ANSI certified P45 pan burner, with pre-assembled control valve & regulator, burner legs, vermiculite, connector kit and damper clamp. Ignition is controlled by a low profile safety valve with standing pilot, and variable flame-height control via included remote.