I have 2 goldfish, a 25 gallon aquariam, an under gravel filter with two stacks that use carbon cartriges. Ea
I have 2 goldfish, a 25 gallon aquarium, an under gravel filter with two stacks that use carbon cartridges. Each
stack has a place for an air stone at the bottom of it, when I have the air pump on high the air stones
tend to crumble each
You could try aquafizz from Elite. They are similar to airstones but I think they're actually foam. You can usually find them at Petsmart. Either that, or you could just use a lower powered air pump.
