Sand filter

[sharoninhattiesburg]

How often are you supposed to change the sand in filter?
How will you know if it needs changing?

sharoninhattiesburg

[Duffy Pools]

Technically, the sand in a sand filter should outlast the pump and container vessel.

Sand filters are from the old day's. They are still natures most viable filter.

You may only need to add sand. No need to change the sand.