4 Inch Air Stone Kit for Aquarium & Hydroponics (2 Pack), Ultra-Silent Nano Bubble Diffuser with Heavy Base, High Dissolved Oxygen Aerator for 30-100 Gallon Fish Tank & DWC System
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$18.99
Price when purchased online
Free shipping
Free 30-day returns
Sold and shipped by constructioncleanla.com
Free 30-day returns Details
Product details
| Management number | 217934074 | Release Date | 2026/05/03 | List Price | $7.60 | Model Number | 217934074 | ||
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| Category | |||||||||
- [MESMERIZING NANO MIST & WHISPER QUIET OPERATION]Unlike standard airstones that produce loud, boiling bubbles, the COOMATEC 4-inch air disk utilizes advanced sintering technology to release a dense, cascading curtain of nano-sized micro bubbles. This creates a visually stunning "atomization" effect that enhances the aesthetic of your tank while operating in near silence—perfect for bedroom aquariums or office settings. The ultra-fine mist maximizes the contact area with water, delivering High Dissolved Oxygen levels to keep your Goldfish, Bettas, and Tetras lively and healthy without disturbing the water surface aggressively.
- [COMPLETE ALL-IN-ONE AERATION KIT]Stop guessing which parts match. We provide a comprehensive "Ready-to-Run" solution that saves you time and trips to the store. Your kit includes 2x 4-inch Air Disks, Standard Airline Tubing, 2x Check Valves (essential for stopping water backflow), 2x Control Valves (to customize airflow intensity), and extra Suction Cups for neat tube routing. Whether you are setting up a new 30-100 gallon community tank or upgrading an old pump system, this kit contains every component needed for an instant, hassle-free installation.
- [Stability & Material] 7.5oz WEIGHTED BASE & DURABLE ABS CONSTRUCTION. Frustrated with cheap air stones that float around or get dragged by the hose? Each disk is engineered with a self-weighted 7.5oz (approx. 212g) design, ensuring it sinks immediately and sits firmly flat on the bottom of your tank or pond—no need to bury it under gravel or use rocks to hold it down. The protective shell is crafted from high-impact ABS material, which is non-toxic, safe for all aquatic life, and far more durable than brittle plastic. It resists corrosion and minimizes surface buildup, ensuring long-term stability in both freshwater and saltwater environments.
- [MAXIMIZE OXYGEN FOR DWC & HYDROPONIC SYSTEMS]This aerator is a game-changer for indoor gardeners. Specifically effective for Deep Water Culture (DWC) buckets and reservoirs, the uniform bubble distribution ensures your nutrient solution remains fully oxygenated and circulating. This maintains water freshness, improves water quality, and stimulates explosive root development for tomatoes, lettuce, and aromatic herbs. The flat, low-profile design fits perfectly at the bottom of 5-gallon buckets, making it an essential tool for maximizing your hydroponic harvest cycles.
- [MUST READ FOR OPTIMAL PERFORMANCE]To achieve the perfect "fog-like" effect, correct setup is vital: (1) MANDATORY SOAK: You must submerge the stone entirely in water for at least 60 minutes before connecting the pump. This saturates the nano-pores; otherwise, air will only escape from the connector. (2) POWER REQUIREMENT: Due to the high density of the plate, please use an air pump with power >4 Watts (or >2.5L/min airflow). (3) TROUBLESHOOTING: If bubbles are uneven initially, restart the pump to re-pressurize the disk.
| Color | 4 Inch for 30 to 100 Gallon Tanks |
|---|---|
| Brand Name | COOMATEC |
| Item Weight | 1.33 pounds |
| Manufacturer | coomatec |
| Item model number | D100 |
| Included Components | Air Disk Stone, Airline Tube, Product Manual, Check Valve, Control Valve, 8mm-4mm Reducer, T Connector, Suction Cup for Airline Tube, Double Sided Suction Cup for fixing Air Disk Stone. |
| Item Dimensions LxWxH | 4 x 4 x 2 inches |
| Target Audience Keyword | Fish |
| Item Package Dimensions L x W x H | 5.16 x 4.76 x 4.21 inches |
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