CO2 Costs

[Ryanerickson]

I have about 250 gallons of water all together my main display is a 120 gallon sps tank. With that said my reactor has been running on this system for over a year and a half now my guage has barely even gone down in that time maybe 50 psi why are you guys going thru so much co2 I am using a jet stream 1 Not sure of the bottle size.by the way I have a lot of sps sucking calcium up.