Produce bubbles: a large number of fine bubbles are produced in the aquarium. Non-slip: the suction cup allows the bubble stone to adhere firmly to the water tank and not glide easily. Applicable to: suitable for family, office aquariums, ponds, fish tanks. Excellent for adding oxygen to your hydroponic system, reducing CO2 and increasing the PH value. ADD OXYGEN - Add oxygen to your hydroponic growing system, increase oxygen content and reduce carbon dioxide emissions.
