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90 gal tank question

hi i have a 90 gal pre-drilled tank i need to know how many gph i can put into the tank without having a problem
 

JohnS_323

Officer Emeritus
Officer Emeritus
Hi and welcome!

Typically you can get about 600gph through a single overflow.

HTH!
 

Phyl

Officer Emeritus
Officer Emeritus
FWIW that "600g" is usually adequately fed by a mag 7 by the time you factor in head loss.
 
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