... lifetime fire net pure copper valve core more safe New Star Heater 2 in 1 High Quality Good Cooker&Good Gas HeaterAPG advantages ... heating function with flame control lever, heater and cooker 2 in 1, whole unit life more than 10 years.4. moderately dry ... room, purifying the environment, effectively inhibit the growth of bacteria.5. steel body, all steel thickness more than 0.6mm, sturdy ...