CO₂ Bubble Counter Model 300-62 – Thread to Hose Connector for Aquarium CO₂ Systems
Description
The CO₂ Bubble Counter Model 300-62 is a compact and reliable thread-to-hose bubble counter designed for accurate CO₂ flow monitoring in planted aquarium systems.
This easy-to-install unit screws directly onto compatible CO₂ regulators and connects seamlessly to standard aquarium CO₂ tubing, allowing you to visually count bubbles and fine-tune CO₂ injection with precision.
Ideal for hobbyists who prefer a clean, straightforward setup without bulky accessories, this bubble counter combines simplicity, durability, and clear visibility — ensuring your plants receive consistent CO₂ levels for healthy growth.
Key Features:
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Thread-to-hose design – connects regulator directly to tubing for simple installation
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Accurate CO₂ monitoring – visually track bubble rate per second for precise dosing
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Durable clear acrylic chamber for easy bubble visibility
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Leak-proof metal fittings for secure, long-lasting performance
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Compatible with standard 4/6 mm CO₂ tubing
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Suitable for pressurised CO₂ systems
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Compact and lightweight – perfect for small to medium aquarium setups
Usage Tips:
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Fill halfway with water or indicator solution for clear bubble visibility.
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Install vertically between the regulator and the diffuser using standard tubing.
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Ensure thread is tightened securely and tubing is pushed firmly onto the hose connector.
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Adjust CO₂ bubble rate slowly to achieve desired levels for your tank size.
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Clean occasionally to maintain visibility and prevent buildup.
Delivery & returns
Free delivery across Malta on orders over €35. Orders are prepared at our shop in Ħ'Attard. See our shipping and refund policies for timings and conditions.