DSB bucket

[Young Frankenstein]

I just finished my DSB bucket with about 10 gallons of sand and low water flow. How long before it starts to reduce nitrates ?

 

[Young Frankenstein]

?

 

[silverwolf72]

I would give it about a month.

 

[BurntOutReefer]

at least

 

[Young Frankenstein]

Thank you wolf and scull guy, may the god of posidon be with you.