DY 102-A Air Disc 
Fine-Bubble Aeration Disc for Ponds, Aquaculture & Specialist Applications
 
The DY 102-A Air Disc is a professional-grade air diffuser designed to deliver very fine air bubbles for highly efficient oxygen transfer. Manufactured using a high-temperature sintering process (1,300 °C) and hardened with an aluminium alloy, this disc offers exceptional durability, consistency, and long service life.
Ideal for ponds, aquaculture systems, and technical oxygenation applications where performance matters.
 
Why Choose the DY 102-A Air Disc
Produces extremely fine bubbles – maximises oxygen transfer
High porosity structure – efficient aeration with even distribution
Hardened at 1,300 °C – strong, stable, and long-lasting
Corrosion-free & shock-resistant – suitable for demanding environments
A serious upgrade over standard air stones.
 
Built for Performance & Durability
Grey/blue ceramic construction
Reinforced with aluminium alloy during firing
Maintains structure and output under continuous use
Resistant to chemical and environmental degradation
Designed for long-term, professional operation.
Wide Application Compatibility
 
Suitable for use with:
Air and oxygen systems
Seawater and freshwater
Ozone applications
Ponds and koi systems
Aquaculture installations
Ozone generators
Medical and technical aeration systems
Highly versatile across domestic, commercial, and specialist setups.
 
Key Specifications
Model: DY 102-A
Diameter: 120ml / 200ml
Material: High-temperature ceramic with aluminium alloy
Bubble type: Fine bubble diffusion
Colour: Grey / Blue
 
Ideal Uses
Pond aeration
Bottom drain oxygenation
Moving bed filters
Aquaculture tanks
Ozone and oxygen diffusion systems
Best paired with quality air pumps for optimal results.
 
Bottom Line
The DY 102-A Air Disc is a high-quality, fine-bubble diffuser built for efficient oxygen delivery and long-term reliability. If you need consistent aeration, chemical resistance, and professional durability, this air disc is a dependable choice for both pond and specialist applications.