Yimai self-priming pumps are suitable for pumping clean water and fluids which are not chemically aggressive to the pump components. They are extremely reliable, economical and simple to use. Being particularly suitable for domestic applications medium-sized surge tanks, watering gardens, etc. These self-priming centrifugal pumps should be installed in a covered area, protected against the weather.N.B.it is always advisable to install a foot valve or non-return valve on the suction opening.