Yes, the gel super glue is aquarium safe.
I wouldn't say the problem is just with the AC filters, it can happen with any similar material that is accidently damaged. In my case, I purchased the filter used at auction and didn't notice the damage until testing the filter.
I wouldn't say the problem is just with the AC filters, it can happen with any similar material that is accidently damaged. In my case, I purchased the filter used at auction and didn't notice the damage until testing the filter.
