Waterway Crystal Water Air Relief Assembly with Tube [325 sq. ft.] (550-4370) duraplastic An assembly like this is

An assembly like this is especially appealing when the goal is a more complete heater-side replacement instead of piecing together worn components around a failing unit

It is a practical service part when restoring dependable vacuum-based switching is important to overall system performance

Helps restore cleaner and more readable dial presentation

Hydro-Quip Pump 2 two-speed receptacle cord

This replacement is especially useful when the original manifold is damaged

Waterway Crystal Water Air Relief Assembly with Tube [325 sq. ft.] (550-4370) duraplastic An assembly like this isThe Waterway 550 4370 Crystal Water air relief assembly with tube is designed for compatible 325 square foot applications. An assembly like this is useful because it helps restore the air relief function of the system, supporting proper release and serviceability where the original component has worn out or failed. Air relief components play an important role in filter maintenance and operation, and replacing them with the correct Waterway assembly