Also note that when you add the DE, the pressure may not rise instantly. Mine takes about 20-30 minutes. So don't add more if you don't see the rise immediately. If after a half hour or so you don't see a 1 psi rise, then add a little more.
Also note that when you add the DE, the pressure may not rise instantly. Mine takes about 20-30 minutes. So don't add more if you don't see the rise immediately. If after a half hour or so you don't see a 1 psi rise, then add a little more.
Thanks I will give the DE trick a try this weekend.
25000 gallon 18 x 36 inground pool, vinyl liner, Hayward Pro Series Plus sand filter
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