Hatana Hot Tubs Two Speed LX SPA Pool Pump: WUA series spa pool pump is a 2-speed pump designed for SPA large-pool usage in North American that can achieve to high-speed for massage and low speed for filter and cycle functions; 2” inlet and outlet for high-performance and low-noise perfected for SPA system and swimming pool; Pump housing could be 90° flexible installation for easy pipe work. Liquids part is made of high reinforced engineering plastic; applied mechanical seal type ensure watertight in long-time continuous operation. WUA series is recognized and accepted products by SPA manufacturers.