For a convenient and consistent cooking experience, try the Gas Burner for Ooni Karu 16. This accessory product slides easily into the rear port to quickly switch your oven into cooking with gas mode. The new low power cooking function enables cooking low and slow pizzas or meat dishes. When you're looking for a low-maintenance cooking experience look no further than the Gas Burner for Ooni Karu 16 Can ONLY be used with the chimney on.