DE in my sand filter

aaron_w_o

Bronze Supporter
Apr 15, 2018
201
ottawa, ontario, canada
Pool Size
40000
Surface
Vinyl
Chlorine
Salt Water Generator
SWG Type
Pentair Intellichlor IC-20
Hello, I decided to try to add DE to my sand filter last night- following instructions on the forums and pool school link.

in my case, I added 1/4 cup, twice, before i saw a psi change. So 1/2 cup total.

anyway, i did that last night before bed. The water was very clear before I added DE, but there were some particles visible at lights.

there could be placebo effect here, but wow the clarity seen this morning in the water is really incredible. I would say this step is like an optional polish to the water. Recommended!
 
Fantastic to hear! Thanks for sharing your positive experience with TFP's http://www.troublefreepool.com/content/133-add-de-to-a-sand-filter guide and many threads discussing it further!

Any questions going forward with the DE? Remember you don't have to do it after all backwashes, only as desired. Keep an eye on the PSI gauge as it will rise faster than you're accustomed to, as you probably read :)

Thanks for being a TFP Bronze Supporter! It's people like you that help us keep TFP growing each year!
 
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