Automatic Co2 Delivery UnitAutomatic CO2 Delivery Unit A fully automated CO2 Euthanasia system designed to supply gas for a pre set time to a chamber of your choice. Features Include: Simple Operation Gas tight quick release fittings to chamber to prevent any loss of gas if unit is left running while disconnected from chamber. Will suit any size of chamber. Fill rates can be calculated as follows Volume of Chamber (litres) = Flow Rate (litres per minute) Desired Running Time