Waterway Crystal Water Intake Diffuser Assembly (550-4500) pumpmotorparts Union fittings like these are

Union fittings like these are useful because they make it easier to connect

Installed in the proper retrofit application

Improves overall spa comfort and heating-system confidence

0 HP high-head impeller has worn out and the repair needs the correct performance-oriented fit

1/8 inch MPT connection with SPDT switching and 2 PSI setting

Waterway Crystal Water Intake Diffuser Assembly (550-4500) pumpmotorparts Union fittings like these areThe Waterway 550 4500 Crystal Water intake diffuser assembly is designed for compatible filter applications. An assembly like this is useful because it helps manage incoming flow within the system, making it an important working component in restoring the intended internal movement of water. Diffuser assemblies can matter a great deal in filter performance and service quality, especially when the original part has cracked, warped, or worn from long