FS: 10lb CO2 Tank

[LunarCubes]

I have a 10lb polished aluminum CO2 tank with handle/valve protector in excellent condition. Tank is filled and ready to go! $120

 

[LunarCubes]

 

[LunarCubes]

bump

 

[LunarCubes]

bump

 

[Trueno22]

how are these things used in the aquarium enviorment?

 

[LunarCubes]

With calcium reactors. The CO2 brings the ph in the chamber way down to dissolve the calcium media, thus raising the available calcium in the water.

 

[LunarCubes]

sold!