When you run your portable air conditioning on very hot and humid days, there will be a lot of condensation building up within the machine. You may want to consider setting up a continuous hose drainage as this will increase the efficiency of your portable air conditioning and also to avoid excess condensation to build up within the water tray inside the machine. You will need to remove the Continuous Drain Plug and attach the Continuous Drain Adaptor, Continuous Drain Plug and the hose Suitable for these models - ARTICA - ARTICA MK2 - CRYSTAL - GELO - APOLLO - DC12 - DC14 - DC18 - APOLLO MK2