4 Ways to Fix a Leaking Pool Skimmer Without Replacing It
Check the faceplate gasket The gasket between the skimmer faceplate and the pool wall is the most common leak point. Pop the faceplate off, replace the gasket for under $10, and re-tighten the screws evenly.
Inspect the pipe connection If the leak is where the pump pipe connects, try a new O-ring or apply PVC joint compound. This is a cheap and simple fix.
Use epoxy for hairline cracks For small cracks in the skimmer body, a two-part marine epoxy like JB WaterWeld can seal the leak for a season or two. It is not a permanent fix but buys time.
Replace only if the housing is badly damaged You only need a full replacement if the housing is cracked in a spot that cannot hold epoxy or if the threads are stripped beyond repair. That is rare, so try the cheap fixes first.