Installation method: external thread conScope of application: cooktops can be used with an identical nozzle size. Replacement steps: disassemble the gasoline appliance, find the nozzle, examine the nozzle constitution size, as lengthy because the size is the same, the nozzle would be replaced: The substitute project calls for auxiliary use of sealant. After installation, examine the air tightness and use it without air leakage. Safety Tips: Strictly stop air leakage!When editing the air source, ensure you use sealant