The aeration disk is composed of nano oxygenation pipe and plastic impregnated steel support. The bracket is waterproof and not easy to rust,at the same time, the installation method is convenient. Just need put it into the fish pond. Operating pressure 15kpa blasting pressure 30kpa Service life: fresh water 3 years, sea water 2 years we have two size:
diameter:80cm,height:16cm
diameter:50cm,height:16cm
The warranty period is one year. If you have any questions, please feel free to contact us
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