ARCtick Licence / Refrigerant Handling Licence FAQ Whether you’re a qualified tradesperson looking to add refrigeration courses to your skill set, or you’re just starting out in the refrigeration and air conditioning industry and working towards your first tickets, you’ll need to obtain your ARCtick Licence (otherwise known as a Refrigeration Handling Licence, RHL or … Continue reading ARCtick Licence / Refrigerant Handling Licence FAQ