This video shows how to make an aquarium air pump from an old diaphragm filter pump.

things you will need:-
1. diaphragm pump
2. long pipe with connecting ends
3. two smaller pipes with connecting ends
4. tiny pipe with connecting ends
5. two "L" fittings
6. "T" fitting
7. 24V or 12V adaptor
8. hot glue
9. cloth

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