2 pieces per pack
Replaces many air stones in common box filters and undergravel riser stems
The Power Agitator
Flexible, porous air tubes with large surface area
Provide powerful aeration and water agit...
Traps phosphate - nitrate - nitrite.
Makes maintenance easy.
Provides crystal clear water.
Creates ideal conditions for fish.
Suitable for fresh and saltwater.
One pouch (0.14oz) treats 60...