Pump Strainer Must be Ordered Separately Designed for Aquatic Facilities, Water Parks, and Large Commercial Swimming Pools All Bronze Impeller Standard 4in Discharge and 6in Suction A.N.S.I. Flanges Available in 50Hz. Upon Request Quiet Operation and Excellent Flow Hydro5000 is a High Performance Self-Priming Pump Hydro5000 Series pumps are Especially designed for aquatic facilities, water parks and large commercial swimming pools, the Hydro 5000 series pump is offered in four sizes. The pump has an enclosed bronze impeller which allows for quiet operation and excellent flow. All pumps have standard 6in x 4in A.N.S.I. flange connections. All models are epoxy coated inside and out. Strainers must be ordered seperately from pump. Features: Pump Strainer Must be Ordered Separately Self-Priming Feature All Bronze Impeller Standard 4in Discharge and 6" Suction A.N.S.I. Flanges Available with 7.5, 10, 15, and 20 HP Motors Supplied with 1/8 in tk. Neoprene gaskets Available in 50Hz. upon request All items are Epoxy Coated for superior corrosion resistant Commercial Pump Waterco commercial pump incorporate the latest technology in design and construction to produce a high performance, energy saving pump ideal for any situation that demands maximum output. Hydro5000 pumps are high performance corrosion resistant thermoplastic pumps , purpose built for commercial swimming pools, aquatic facilities and water parks. The pump's unique construction offers several advantages in comparison with custom made steel strainers. Glass reinforced thermoplastic possesses superior mechanical and chemical resistance compared to steel. Fibreglass thermoplastic does not rust or corrode and able to withstand damage from many types of water treatment chemicals.