Sand bed

[frankieboy]

How will you how many bags of live sand you needto buy? I want to do a deep sand need for main tank and sump. Will there be a problem if both sump, tank have the same inches of sand bed is 4 inches to much or 3 inches is the correct amount. Reading alot on this hobby

 

[Tonyscoots84]

Here ya go

http://reefcentral.com/calc/SandBed.php