Sturdy materials ?full body and shaft are made of commercial grade reinforced thermoplastic corrosion resistant; copper wire motor pure copper motor with stainless steel motor housing not only provide efficient stable and safe operation; sand filter is made of PPGF30+PC IP55 waterproof heat resistant double size seal to extend motor life. High power & low noise? advanced engineering features are the impeller to supply maximum high efficiency and minimum noise and self-motivated in an energy-saving way. Suitable for swimming pools hot tubs spas spa but should not be used with storable pools. Attention to safety?This pool pump has UL approval. Built-in automatic thermal overload protector and airflow ventilation prevent overheating and damage. Please connect only to a grounded type outlet protected by a ground fault circuit interrupter (GFCI). To reduce the risk of electric shock install at least 10 feet from the pool interior wall and do not use extension cords. Easy to clean & install?The