I have a full-rated 1/2 hp inground pump on my AG pool with a 200 lb. sand filter. I don't think I have ever backwashed for 5 minutes. 1 to 1-1/2 minutes is more like it.
Re: Replace old inefficient pump with new more efficient pump
I have a full-rated 1/2 hp inground pump on my AG pool with a 200 lb. sand filter. I don't think I have ever backwashed for 5 minutes. 1 to 1-1/2 minutes is more like it.
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