The baggage handler who delivers our bikes points to a dedicated air hose on the wall we use to fill our tires. (treehugger.com)
An alternate method is to place new fish with their shipping water in a clean container and drip water from your aquarium into the container using air hose and a plastic control valve. (aqueon.com)
Some people prefer to use their own air hose hookups. (geekwrapped.com)