Can I take medical oxygen on board?

Please inform us at the time of booking or at least 72 hours before travel if you will be carrying medical oxygen. The use of which is only permitted on board in non-smoking areas. The following applies to the carriage of medical oxygen:

Medical oxygen for personal use carried in private vehicles may carry up to six, of size 'F' or smaller (i.e. up to 60 litres aggregate water capacity) containing UN 1072 - compressed oxygen, provided the patient has a letter from a doctor stating they require medical oxygen.