Waterway Clearwater 26" Sand Filter to Pump Union Hose Assembly Round Filter (550 1831) deltrolcontrols 5 kW Spa Heater Assembly 5 kW Spa Heater Assembly is designed for compatible 240V spa systems where the original heater has become unreliable and can no longer maintain the stronger heat performance the spa was designed around The 23445 112 700 is a practical service part when a compatible Typhoon 400 jet needs an internal to restore dependable jet performance This Waterway part is especially practical when the original 26 inch round filter connection needs a correct and complete plumbing renewal this Waterway hose assembly is a practical replacement when the filter to pump union connection line needs restoration