90 gallon silicon air gaps. I'm worried

[Joeganja]

idk what to do.

 

[Sabellafella]

idk what to do.

Oh man, who manufactured this tank?

 

[kschweer]

Oh man, who manufactured this tank?

Also how old is the tank?

 

[alyee5]

Are the bubbles getting bigger over time?

 

[maroun.c]

Were these there before?
If yes a pic to better comoare later if they are changing or not. If they do that means tank has to be fixed or replaced.
If u press with ur finger on the glass do you see any change in them ?

 

[Joeganja]

Were these there before?
If yes a pic to better comoare later if they are changing or not. If they do that means tank has to be fixed or replaced.
If u press with ur finger on the glass do you see any change in them ?

No it's not changing

 

[maroun.c]

How old is tank and were they there before or just appeared.