Hoses points on hoses, vice water tank connected them cars on the road will generate heat So cool water to water walking routes have cylinder inside have a lot of little holes unicom, standby water tank is
stored Wait until the inside of the cylinder body of water to a certain temperature thermostat will open automatically Water pump will spare water cycle into the cylinder And then you have to have an upper pipe to carry
the spare water to the tank which then goes down the pipe to the tank