Product Information
- Material: Aluminum Alloy+ Acrylic
- 8*1.5cm/3.15"*0.59" (Single-Head)
- 8.34*1.4cm/3.31"*0.55" (Dual- Head)
- A non-return function to prevent the backflow when the pressure changes
- Package includes: 1Pc x Check Valve-Regulator Diffuser Aquarium CO2 Bubble Counter Single/Dual Head New
