What is the size / model of your pump?
With a sand filter, you can't oversize the way you can with a cartridge or DE filter, because you need 13 - 15 GPM per sft of sand top surface, in order to backwash effectively.
Re: Help! Switching out 1985 cart filter to sand filter
What is the size / model of your pump?
With a sand filter, you can't oversize the way you can with a cartridge or DE filter, because you need 13 - 15 GPM per sft of sand top surface, in order to backwash effectively.
PoolDoc / Ben
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