martin.straub3 years ago000Is this about the 'Dometic CombiCool ACX3' with the possibility of using a gas cartridge? Unfortunately it's not obvious from the pictures...Show in original language (German)Anonymous3 years ago000 Helpful answerTry the homepage and look at the operating instructions. With the 41-litre you can simply insert a cartridge in the back, whereas with the smaller one it is a bit more difficult.Show in original language (German)Commentcavedigger3 years ago000Hello Martin you must use gas cartridges type CP250. They last a good 24 hours at full power. GreetingsShow in original language (German)Comment