Aquarium Air Stone – Sintered Corundum Micro-Bubble Diffuser for Maximum Oxygenation

This aquarium air stone is not your average bubble diffuser — it is a precision-engineered, high-temperature sintered corundum aquarium air stone that produces ultra-fine micro-bubbles between 100 and 500 microns in diameter. Smaller bubbles mean more surface area, more oxygen transfer, and dramatically better results for your fish, your plants, and your water quality. Whether you run a freshwater tank, a saltwater reef, a hydroponic system, or an ozone water treatment setup, this aquarium air stone delivers the kind of performance that standard plastic diffusers simply cannot match.

Why This Aquarium Air Stone Outperforms Every Plastic Diffuser

• Sintered Corundum Construction – Built to Last – Unlike cheap plastic or rubber diffusers, this aquarium air stone is fired at high temperature from premium corundum material, creating a dense, uniform pore structure that produces consistent micro-bubbles every single time — session after session, year after year.
• Micro-Bubbles 100–500µm – Maximum Gas Absorption – The smaller the bubble, the longer it stays in the water column and the more oxygen it transfers. This aquarium air stone dramatically improves dissolved oxygen levels, reduces fish stress, and supports higher stocking densities in aquaculture systems.
• Washable & Reusable – Zero Waste – When flow decreases due to mineral buildup, simply wash this aquarium air stone and it performs like new. No replacement needed — just rinse, dry, and reuse indefinitely.
• 8 Sizes Available – From compact 25×30mm ball stones for nano tanks to large 200mm cylinders and 178mm aerators for industrial or commercial applications — there is a size for every setup.
• Multi-Application Versatility – Freshwater and saltwater aquariums, hydroponics, aquaculture oxygenation, wastewater treatment pH control, and ozone diffusion for water purification.

Perfect For

• Freshwater and saltwater aquariums
• Hydroponic and aquaponic systems
• Aquaculture and live fish transport
• Ozone water treatment and purification
• Wastewater aeration and pH management

Specifications

• Brand: OZOTEK
• Material: High-temperature sintered corundum
• Bubble Size: 100–500 microns
• Color: Grey
• Sizes: 100mm / 150mm / 178mm / 200mm cylinders, 25×30mm / 30mm ball / 15×70mm small stones
• Maintenance: Washable and reusable
• Origin: Mainland China

Your aquarium, your fish, and your water deserve better than plastic bubbles. Upgrade to this aquarium air stone and experience the difference that precision micro-bubble technology makes — from the very first use.