Hatana Hot Tubs WUA series spa pool pump is a 1 speed pump designed for SPA. 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 reinforce engineering plastic; applied mechanical seal type ensure watertight in long-time continuous operation. WUA series is recognized and accepted products by SPA manufacturers.