Built for Commercial Swimming Pools, Aquatic Facilities and Water Parks 6in Flange Suction Port, 4in Flange Discharge Port Corrosion Resistant Thermoplastic Pump Heavy Duty IP55 Weather Proofed Motor with 431 Stainless Steel Shaft Enclosed Glass Filled Noryl Impeller for Long Lasting Reliability Hydrostar Plus Pumps are High Performance Self Priming Pumps Hydrostar Plus pumps incorporate the latest technology in design and construction to produce a high performance self priming pump. Constructed from an injection moulded glass reinforced thermoplastic, its pump body is manufactured utilising state of the art engineering plastic moulding for extra strength. Features: UV stabilised glass filled polypropylene housing Heavy duty IP55 weather proofed motor with 431 stainless steel shaft Enclosed glass filled Noryl impeller for long lasting reliability Available in 5.5hp, 7.5hp, 10.0hp and 15hp 6in flange suction ports 4in flange discharge ports Drain plug Integral support base for ease of mounting Commercial Pumps Waterco's pump's unique construction offers several advantages in comparison to steel pumps. Glass reinforced thermoplastic possesses superior mechanical and chemical resistance compared to steel. The pump body does not rust or corrode and able to withstand damage from many types of water treatment chemicals.Waterco's thermoplastic pump's weighs less than its steel counterparts without any sacrifice in strength and durability. Their weight makes them easier to ship to the job site and easier to install.