Keep the gas tube clean. Improved mixing tube fitment – removes frequent complaints of mixing tube tilting and screws getting removed. Cleaner design by eliminating the mixing tube fitting screws from the drip tray, All Cookware, Improved Drip tray design -makes it more spill proof, Keep the burners clean at all times to make sure gas consumption is optimum. To clean the burner holes use a wire brush, If you clean the burners with water make sure that you dry them properly. Improved fitment of burners and mixing tubes for better efficiency, The gas tube must be checked regularly for wear or leaks. It must be replaced every two years. If it is damaged or if you notice a leak, the gas tube should be replaced immediately.Sturdier and thicker pan supports for increased durability, You must regularly check the gas tube for cracks or any other defect, thoroughly, Remember NOT to check gas leaks with a flame. Keep the tube away from heat.