UltraPure Check Valve Kit [1-1/2 lb] (1008011) aircontrols A part like this is

A part like this is useful because it restores the plumbing connection between the filter and pump

Supports easier spa operation

or otherwise damaged over time

is showing signs of leakage

This replacement is especially valuable when the original valve has become difficult to adjust

UltraPure Check Valve Kit [1-1/2 lb] (1008011) aircontrols A part like this isUltraPure Check Valve Kit [1 1 2 lb] (1008011) is a replacement check valve kit for compatible UltraPure ozone systems. Check valves help control airflow direction and reduce the risk of water moving back toward sensitive ozone equipment. This kit is a useful service part when the existing valve is clogged, stuck, leaking, or no longer protecting the system properly. Confirm pressure rating, tubing layout, and part number before installation.