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aquarium nano- stone fish micro-bubble oxygen diffuser aquarium dual-interface nano-stone bar metal material high dissolved oxygen low pressure atomization small bubbles
Feature: 1. Flat type nano stone high dissolved oxygen low pressure atomization fine bubbles. 2. High temperature sintering uniform outgassing strong and long service life. 3. Two types of interfaces to meet different using environments of fish high...
$30.37 Delivery: $1.99
