These pumps are suitable for handling clean water not containing abrasive particles and fluids which are not chemically aggressive to the pump components. They are extremely reliable, simple to use, quite and virtually maintenance-free, finding many uses in domestic and civil applications, and in particular the automatic distribution of water from small and medium-sized surge tanks, transferring water, watering gardens,etc. These pumps should be installed in a covered area, protected against the weather,N.B. It is always advisable to install a foot valve or a non-retum valve on the suction opening.