DIY CO2 Generator Bottle Caps - 2 Pack
Product details
| Management number | 234718486 | Release Date | 2026/07/02 | List Price | US$2.68 | Model Number | 234718486 | ||
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These quick-twist CO2 generator caps are ideal for DIY aquarium setups. Designed to fit standard soda or water bottles, they allow you to create a CO2 reactor for your planted tank or even a brine shrimp hatchery.
One side connects to your air pump, the other directs gas or shrimp into your aquarium. Compatible with 4 mm inner and 6 mm outer diameter tubing, these caps make it easy to add or regulate CO2 for healthier aquatic plants.
Key Features and Important Notes:
-
What’s Included:
– 2 x DIY CO2 Bottle Caps
⚠️ Airline tubing and pump not included. -
Material:
Durable plastic suitable for aquarium use. -
Size:
Fits standard PET soda/water bottles (approx. 28 mm neck diameter) -
Compatibility:
Designed for 4 mm inner / 6 mm outer diameter tubing. -
Multi‑Purpose Use:
Perfect for DIY CO2 injection or brine shrimp hatcheries. -
Installation:
Quick‑twist design for easy setup on common bottles. -
Warranty:
1‑Year Warranty (T&Cs apply).
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Aquarium & Aquatic Life
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