sand substrate revisited

[dax29]

I'm thinking of going with pool filter sand for my loach tank. How much sand will I need for my 29 gallon tank (312X18)?

 

[Felf]

probably 50# for 2 inches

 

[czcz]

I don't know if grain size of pool filter sand breaks estimator, but http://aquariumadvice.com/calcs2.php?type=sanddepth

 

[Felf]

my guess was pretty close

 

[dax29]

Very good. I should have looked for that calculator earlier. Thanks for the help.