Re: New Member: Pool Filter: Sand vs DE
Originally Posted by
Watermom
You do NOT have to backwash a sand filter once a week. You only need to backwash when the filter pressure rises 8-10psi over clean filter pressure. I only backwash a handful of times the entire summer.
I guess I should have specified this in my post, but I also backwash when pressure rises 8-10psi over clean pressure. I guess this has been an "extra clean" year as I haven't had to backwash all season.
22'x40' Grecian Lazy L 20K gal IG vinyl pool; Aqua Rite SWCG T15 cell; Hayward Pro Grid 6020 DE filter; Hayward Superpump 1hp pump; 12 hrs; Taylor K-2006; city; PF:6
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