This standard applies to recreational vehicle grills (see 1.1.4-e and Part IV, Definitions) mounted to the exterior of a recreational vehicle for connection to the recreational vehicle's low pressure LP gas supply system (see 1.1.6). It does not apply to appliances for installation in the interior living space of a recreational vehicle.This standard does not apply to fryer/boiler and smokers for installation in or on a recreational vehicle. This standard does not apply to appliances for installation in or on boats.