JET100M series self priming JET pumps equipped with same dynamical system each.They are suitable to convey clean water and non-aggressive chemical fluids,even with liquid mixed with gas,from well in continuous work;they are also indicated to increase water pressure in centralized water systems,for small irrigation systems,for watering gardens,for washing systems with water jets,for fountains,etc. It is normally advisable to install a foot valve on the suction