Supply:Drainage Pump|Drainage water Pumps☆Fujian GlongElectric Applications: Recycling and filtering of water of medium and great swimming pools, Aquatic attractions and similar places. Materials: Pump body, and prefilter in cast iron. Impeller in stainless steel AISI 316. Shaft in stainless steel AISI 304. Mechanical seal in graphite/ceramic. Motor: Closed, with external ventilation. IP 55 protection. Class F insulation. Duty: Continuously rated