DONGKER CO2 Diffuser, Stainless Steel Aquarium Plant Atomizer With Check Valve & Suction Cup fit Inner Dia 4mm/outer 6mm Tube for Plants Water Grass

304 Stainless Steel Material: smooth surface, strong and sturdy, corrosion-resistant and not easy to rust, long service life, threaded pagoda structure air pipe connector, quick connection inner diameter 4mm x 6mm outer diameter CO2 soft air tube CO2 Refinement And Diffusion: nano-level atomization sheet, uniform and fine bubbles, nano-ceramic refinement sheet, uniform and fine gas disc bubbles, high water dissolution rate Fish Tank Water Grass Plant Growth: diffuser atomization diffuses CO2 gas into the water, improves the growth environment of fish tank water grass, and enhances the photosynthesis of water grass plants in freshwater fish tanks, which is beneficial to the growth of fish tank water grass plants Suitable For Small Aquariums: with check valve, no need to worry about water backflow corroding the aquarium CO2 system. Cute and mini, easy to hide in the aquarium SHOP WITH CONFIDENCE: To provide you with the highest quality service, If you have any question, please contact us.We will provide after-sales service .