This patio heater is intended for outdoor use only and is not intended to be installed in or on recreational vehicles, campers or boats. Z_ WARNING: THIS PATIO HEATER IS FOR OUTDOOR USE ONLY. Note to Installer: Leave this Owner's Manual with the consumer after delivery and/or installation. Note to Consumer: Leave this Owner's Manual in a convenient place for future reference. Customer Service Helpline: If there are damaged or missing parts when you unpack this unit from the shipping box, or you