Micro Bubble Air Stone Bar Diffuser – 4 Pack

The Castle Dawn Aquatics Micro Bubble Air Stone Bar Diffuser – 4 Pack is a reliable and efficient way to improve oxygen levels in your aquariums or hydroponic systems. Made from high-quality natural stone and plastic, these bar diffusers are suitable for both freshwater and saltwater setups. Designed to produce uniform, fine micro-bubbles, they significantly enhance aeration and promote healthy aquatic life.

Each bar fits standard 3/16" (4.7 mm) airline tubing and is easy to use—just soak before the first use and clean as needed with water and a cloth (no detergents).

Key Features and Important Notes:

• What’s Included: 4 x micro bubble bar air stones.
• Material: Made from high-quality natural stone and plastic – durable, washable, and safe.
• Bubble Type: Produces uniform fine micro-bubbles for efficient gas exchange and water circulation.
• Tubing Compatibility: Fits standard 3/16" (4.7 mm) airline tubing.
• Use Case: Perfect for aquariums and hydroponic systems.
• Installation: Soak for 1–2 hours before first use; wipe clean with water as needed.
• Warranty: 1‑Year Warranty (T&Cs apply).
• ⚠️ Warning: Do not use detergents to clean. Residue may harm fish or aquatic plants. Always clean with water only.