Glass Aquarium CO2 Diffuser Kit, Check Valve, Suction Cup, U Shape Glass Tube, for Fish Tank, Aquatic Planted Tank

Package included : 1 x Co2 diffuser 1 x check valve 1 x U shape glass tube 2 x suction cup Specification : Condition : 100% Brand new Model : 688120 Material : rubber & glass Color : transparent Diffuser length : 62.8mm/2.47in U shape glass tube length : 65.4mm/2.57in Diameter of U shape glass and diffuser glass : 2mm/0.07in Quantity : 1 set Fitment : suitable for Aquarium, Fish Tank Feature : Solid glass, nice-looking and uneasy to break,U-shaped air intake Check valve with stable performance. Bubble counter to bring high counting precision and ultramicropore atomization that helps produce delicate bubbles. With CO2 diffuser, you can effectively build up a more considerate CO2 system. Note : We provide clear pictures ,measurement where possible.Please check as much as possible to make sure the item the one that you need. The actual item maybe has slight color distinct with listing image due to different computer screens ,thanks for your understanding. The size of item is manual measurement,please allow 0.5-1inch difference.(1inch=2.54cm) NO installation manual .Professional Installation Is Highly Recommended！