The robust BPA-free plastic and metal structure case the water pressure pump in a compact design. The pump applies food class plastics and robust metal casing that can offer big water flow with 100+ psi of pressure feedings. The Brushless NdFeB magnet motor has a low noise level and long last magnetism performance. The durable pressure boost pump 1000 GPD is optimal for commercial water purify machines, RO systems, and misting systems