High-precision CO2 metal bubble counter with fine adjustment solenoid valve for optimal aquarium plant growth. Crafted from durable brass and stainless steel for corrosion resistance and long-term reliability. Features a clear acrylic chamber for real-time bubble monitoring and precise CO2 dosage control.

Integrated pressure reducing valve ensures stable CO2 output, preventing sudden pressure drops. Ideal for planted tanks, hydroponics, and DIY CO2 systems requiring consistent diffusion.

Sleek, compact design with easy-install fittings for seamless setup. Perfect for aquarists and hobbyists seeking professional-grade equipment at wholesale prices. Buy in bulk for unbeatable value—global shipping available.