Garcima Paella Dual Ring Butane/Propane Gas Burner, Black, 40 cm Fits 22 inch paella pans and smaller. Two concentric rings of flame, each independently controlled by its own knob. Outer ring is 16" in diameter. Inner ring has 8 1/2" diameter. Great for making paella, camping, outdoor kitchens, and brewing beer. Made in Spain. CE certified.