easy to set up looks nice in the tank I had mine behind some tall plants looked pretty and aids in putting oxgen into the water

Pros: looks nice in the tank

Cons: none

These little things can be used for all sorts of things. They are helpful in aerating the water. Also this will help move water.

Pros: works well

Cons: clogs quickly

This product does a good job of keeping air in the water.

Pros: works well

Cons: none

My husband likes these for his marine tank. He hides them in the live rock. The fish seem to like them, too.

Pros: Works well

Cons: none

This product is great as it is very healthy for your fish to have this additional aeration in the tank.

Pros: Great to look at in the aquarium and wonderful for the fish.

Cons: none