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1. It provides source of the oxygen and water flow
2. can be made of pp and nylon
3. Fuctions:Suit for assorting the paddle wheel aerator
4. Type: Intergrated copper bush impeller,Separated Impeller.

1. It provides source of the oxygen and water flow
2. can be made of pp and nylon
3. Fuctions:Suit for assorting the paddle wheel aerator
4. Type: Intergrated copper bush impeller,Separated Impeller.



