Jandy Pentair Magicstream Pool Laminar Jets Flow Problems 

Here's how to clean the small filters below your pool's laminar jets, and restore the jet height and water flow.
Skip to 1:05 through 1:30 for the short version.
Before you do this repair, you should probably should also clean all your pool and pump's main filtration systems. At least make sure your pumping system is working well and circulating good water flow before blaming these filters. But IF only the laminar jets are performing poorly, this is probably the fix.
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