GAC mesh size, 20x60 or 8x24

[Powerless]

Heya,

I can locally pickup GAC mesh size, 20x60 or 8x24 what is preferred mesh size for water filter.

Thank you

 

[ditttohead]

12x40 is the preferred. Not 8x24. 20x50 will work but some reduction in flow is possible. It really depends on the application.