Overview
The CO₂ Black High‑Pressure Tube is made from premium polyurethane, ideal for aquarium CO₂ systems. Rated for high pressure and CO₂-resistant, it prevents gas leaks and degradation over time. Its sleek black appearance also makes it discreet in planted tanks and setups.
Key Features
- Premium PU construction: Designed to resist CO₂ permeation and withstand high pressure without cracking .
- 4 mm ID / 6 mm OD: Standard size compatible with most regulators, diffusers, bubble counters, and valves .
- Black finish: UV-resistant and blends seamlessly into aquarium backgrounds for aesthetic appeal .
- Kink-resistant flexibility: Sturdy PU tubing maintains smooth bends without flattening, ensuring consistent CO₂ flow .
- High-pressure rated: Handles typical aquarium use (≤50 psi) with burst ratings much higher—often over 150 psi.
Specifications
| Material | Polyurethane (PU) |
|---|---|
| Dimensions | 4 mm internal × 6 mm external |
| Color | Opaque black |
| Pressure Rating | Working ~50 psi; burst >150 psi |
| Length Options | Sold per meter |
Why Choose Black PU Tubing?
- No CO₂ loss: CO₂-resistant PU eliminates invisible leaks typical of silicone or PVC .
- Long lifespan: Rated to last for decades without becoming brittle .
- Stealth appearance: Black tubing conceals itself, maintaining visual purity in aquascapes .
- Reliable and safe: High burst pressure ensures peace of mind under full regulator output.
Usage Tips
- Cut tubing cleanly with a sharp blade.
- Soften ends in hot water (~5 seconds) before attaching to barbs or diffusers .
- Secure tubing with clips to prevent movement and wear.
- Inspect periodically, replacing only if visibly damaged.
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