Castle Dawn Aquatics High-Pressure CO2-Resistant PVC Tubing

The Castle Dawn Aquatics CO2 Resistant PVC Tubing (4/6 mm) ensures safe and leak-free operation of your CO2 system. Made from premium flexible PVC, it handles high pressure up to 6 kg and maintains strength over time, unlike many standard silicone tubings that quickly become brittle and unreliable.

Available in 3 colours to suit your setup, this tubing is the perfect match for Castle Dawn Aquatics regulators and diffusers.

Example: If you order 3 meters, you will receive a 3-meter length of tubing.

Key Features and Important Notes:

• What’s Included:
  – 1 × CO2-Resistant 4/6 mm Tubing in your selected colour and length
  ⚠️ Glassware and CO2 regulator not included.
• High-Pressure Rated:
  Withstands pressure up to 6 kg, preventing leaks and blowouts.
• Premium Polyurethane Material:
  More flexible and durable than TPU, resistant to CO2 degradation.
• Perfect Fit:
  Compatible with all 4/6 mm fittings and Castle Dawn Aquatics regulators and diffusers.
• Customise Your Setup:
  Available in 3 colours: Clear, Black and Grey.
• Safe & Secure Attachment:
  Dip in boiling water for 4 seconds before attaching to glassware for a tight, safe seal.
• Warranty:
  1‑Year Warranty (T&Cs apply).