Waterway Auto Vent [4" Hole Size] (675-6531) appliedcomputer Waterway self-aligning union

Waterway self-aligning union

It is a practical choice when renewing the mounting hardware is part of restoring the board to a safer and more stable installation condition

A PVC brush helps a compatible robotic cleaner maintain grip and contact with the pool surface while supporting scrubbing action

That helps restore the heart of the lighting system with a direct replacement rather than piecing together a workaround

Waterway Auto Vent [4" Hole Size] (675-6531) appliedcomputer Waterway self-aligning unionThe Waterway Auto Vent is a 4" hole size air control component used in compatible spa and hot tub systems. Auto vent parts help manage air movement within the system and support proper operation of related air control or venting features. Part number 675 6531 is a practical replacement when the existing auto vent is damaged, aged, or no longer performing as intended. Matching the 4" hole size requirement helps ensure the component fits the