Got it. Thanks.
Re: How often do you backwash a sand filter?
Got it. Thanks.
doughboy 24x24 AG round 16,100 gal with 3.5 and 6.5 deep end. Doughboy sand filter. Doughboy 1 hp pump. Tropi-cal 75k btu heat pump.
Re: How often do you backwash a sand filter?
I have a two-speed pump and I run it on low for 12 hours a day. On high, less, but I rarely use high speed.
Carl
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