TWINSTAR Diffuser AIR produce micro bubbles Top Filter Sold as a bag of

Sold as a bag of 20kg

Rinse again in fresh or salt water and test pH and make sure it is within 1 pH unit of aquarium pH and resuse as before

especially when the nitrite concentration is relatively low

NF KS-QHL-25 Rubber Air Diffuser Round (25cm - D16)

which means the results obtained are very accurate

TWINSTAR Diffuser AIR produce micro bubbles Top Filter Sold as a bag ofTwinstar Air Diffuser (acrylic) It has microporous ceramic promotes very small air bubbles diffusion, thus reducing splashes in the water. Being built in acrylic is more robust than any glass diffuser. Combined with its performance of excellence, it also offers a minimalist and discreet design inside the aquarium. The TWINSTAR diffusers are designed and manufactured with ultra precision molds for a brilliant design and high transparency as glass. The