Hi.
I need to replace 20+ year old 60 Sqf Sand Filter and was wondering which to replace it with? Another Sand Filter or a DE Filter?
I have 2 inch pvc pipes, a Pentair 1.5 HP WhiserFlo, 400k BTU gas heater, 60 sqf Sand filter, large pool (not sure size) and spa.
In my previous home, I had...