Waterway 22" Sand Filter to Pump Union Hose Assy 550-1821 is a PVC flex hose assembly used on the 22" Sand Filter. It is designed for maximum flexibility and durability in a wide range of pool filtration systems. It is constructed from high-quality PVC material that resists corrosion, abrasion, cracking, and other wear. The fully threaded ends allow it to be easily connected to both the sand filter and pump. The union is designed for quick connection and disconnection. This is the flexible pump-to-filter hose used on some waterway pump and filter systems.

• Finish Color - Black
• Item - Hose Assembly
• Material - PVC
• Type - Flexible
• Union Fitting Application - Filter
• First Plumbing Connection Size - 1-1/2"
• Hose Type - Filter to Pump
• First Plumbing Connection Type - Compression, Male Pipe Thread (mpt)
• Connection Size - 1-1/2"
• Second Plumbing Connection Size - 1-1/2"
• Second Plumbing Connection Type - Compression, Male Pipe Thread (mpt)
• Union Fitting Part Type - Elbow

Fitment Guidelines:
For use with Clearwater 22" sand filters

Additional Information:
Alternate part numbers – 31-270-1250, 4742-43, 621800, 5501821, WW5501821B, 550-1821B