Even-Temp™ stainless steel burners are specially designed to evenly distribute heat all over. PerfectHeat™ facilitates a more complete fuel combustion process, delivering more effective cooking heat to your food with less fuel. Wind Block™ technonogy Side panels help shield burners from wind, can be adjusted to fit larger pans, and fold down for use as side tables on calmer days. PerfectFlow™ Pressure control technology keeps the heat steady for consistent performance, even in cold weather, high altitudes, or when fuel is low. Heavy-duty copper-nickel-chrome-plated grate is removable for easy cleaning. Aluminized steel cooktop for durable rust-resistance. Handle and compact pack-down size for easy transportation. Connects to lightweight or larger LPG bottles with 3/8 inch fittings. Includes griddle and grease tray. BTU Output: 28,000 (2 x 11,500 and 1 x 5,000). Fits 3 x 20cm pans.