Premium CO2 Bubble Counter & Check Valve for Aquariums
Dual-head design ensures precise CO2 flow control for both small and large aquariums. High-transparency acrylic construction offers durability and clear bubble visibility. Built-in high-quality check valve prevents water backflow, protecting your CO2 system. Precision-engineered brass fittings ensure leak-proof connections and long-term reliability. Perfect for planted tanks, reef aquariums, and DIY CO2 setups. Sleek, compact design fits seamlessly into any aquarium setup. Ideal for hobbyists and professionals seeking reliable, high-performance CO2 diffusion. Upgrade your aquatic ecosystem with this essential tool.