Hayward T-Cell Union O-Ring [12-Pack] (GLX-UNION-ORING) sandfilters Installed in the proper Micro

Installed in the proper Micro Magna setup

A focused timer replacement like this is especially useful when the rest of the electrical system remains serviceable and the weak point is isolated to the timing device itself

3-piece design supports easier service and replacement

When the treatment side of the system needs dependable ultraviolet support

An adapter plate can make the difference between a topside installation that only works and one that looks properly integrated into the spa

Hayward T-Cell Union O-Ring [12-Pack] (GLX-UNION-ORING) sandfilters Installed in the proper MicroThe Hayward union O ring pack is designed for compatible T Cell applications where multiple union seals are needed for service or stock. O rings like these are useful because they help maintain cleaner seals at the cell unions, supporting more reliable operation and easier maintenance of the salt chlorination system. This 12 pack replacement is especially useful for service inventory, multi system maintenance, or replacing several worn seals at once.