ADA Pollen Glass Diffuser - High-Quality Aquarium CO2 Diffuser for Planted Tanks | Perfect for Nano Tanks, Shrimp Tanks & Aquatic Plant Growth

This product has an estimated wait period of 7+ days for shipping.
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ADA Pollen Glass Type - 2 is a diffusion filter is placed at a higher position than the original model. But, this doesn't make any difference in their basic performance, such as CO₂ diffusing ability.