You don't need to attach tubes to water connections. When you point to the place where they should go, they automatically pull a tube behind them all the way. The firefighters tubes are not blocked or cut by shut doors either.
When you no longer need firemen, simply click the red X and they will return back to their fire engine and leave the scene. While selected, the firemen's hose can be controlled directly by holding down 'H'. Otherwise the firemen will extinguish fires automatically when close to a fire.
Firemen take 75 % less damage from fire than other entities.
Max. 2 teams of firemen can be on site at once.
Fire fighters called in to help with prison fire.