what sizes are consider nano tanks

[dunga]

up to what size is considered a nano tank

 

[chaoticdamsel]

Anything smaller than 30 gallons is considered a nano.

 

[subielover]

I consider the 34 gallon tanks to be the maximum. There is nothing set in stone.

 

[nissan577]

i agree with subie. maybe 37 as well. you know what 40g