N50 4cm Nano Refined White Air Disc – Aquarium Air Stone For Fish Tank & Pond Oxygen Pump

Unlike standard blue air stones that create large, noisy bubbles, this refined white disc is made from high-density ceramic material that pushes out a misty cloud of micro-bubbles. This significantly increases the surface area of the oxygen touching the water, leading to much higher dissolved oxygen levels. The sleek, low-profile $4\text{cm}$ design sits discreetly on the substrate, providing a beautiful "smoke" effect that enhances the visual appeal of your tank while ensuring your fish breathe easily.

 

Key Features

• Nano-Refined Bubbles: Produces a dense, mist-like spray of tiny bubbles that stay in the water column longer for maximum oxygen absorption.

• High-Density Ceramic: Crafted from durable, fine-pored ceramic that is resistant to clogging and easy to clean.

• Silent Operation: The fine bubbles significantly reduce the "splashing" noise often associated with traditional large-bubble air stones.

• Aesthetic White Finish: The clean, white disc looks modern and minimalist, blending perfectly into professional aquascapes or sand beds.

• Suction Cup Mount: Usually includes a strong suction cup to keep the disc firmly in place on the bottom or side of the tank.

• Standard Compatibility: Fits standard $4\text{mm}$ airline tubing used by almost all aquarium air pumps.

Ideal For

• High-Oxygen Needs: Perfect for active fish, large community tanks, or tanks with high water temperatures (which naturally hold less oxygen).

• Sensitive Species: Ideal for Discus (like the food we just looked at!) or Shrimp, which thrive in highly oxygenated, stable environments.

• Aquascaping: For hobbyists who want a "misty" visual effect without the clutter of large, ugly equipment.

• Planted Tanks: Helps maintain a healthy gas exchange during the night when plants are consuming oxygen rather than producing it.

Quick Specs

• Diameter: $4\text{cm}$ (40mm)

• Material: Nano Ceramic + Plastic Housing

• Color: White

• Connection: Standard $4\text{mm}$ Airline

Pro Tip: For the best results, soak the air disc in your aquarium water for 30 to 60 minutes before turning on the air pump. This allows the pores to saturate and ensures an even mist from the very first start! If the bubbles get larger over time, simply soak the disc in a mild vinegar-water solution for a few minutes to clear out any mineral buildup.