Pedrollo JSW1 Self-Priming "JET" Pumps INSTALLATION & USE The Pedrollo self-priming JSW1 pumps are designed to pump water even in cases where the air is present. Because of their reliability and the fact that they are easy to use, they are recommended for use in domestic applications such as the distribution of water in combination with small or medium-sized pressure tanks, for the irrigation of gardens and orchards, etc.Suitable for use with clean water and with liquids that are not chemically aggressive towards the materials from which the pump is made.We always recommend getting pumps installed by a qualified plumber.The pump should be installed in an enclosed environment or sheltered from inclement weather. CONSTRUCTION Pump Body: Cast Iron , complete with threaded ports in compliance with ISO 228/1Body Back Plate: Stainless Steel AISI 304 Nozzle Assembly: Noryl FE1520PW Impeller: Stainless Steel AISI 304 Motor Shaft: Stainless Steel AISI 304 EN 10088-3 - 1.4104 Power Supply