Diaphragm diski microporous aerator (aeration tray) bụ ngwaahịa ikuku microporous ọzọ. A na-eji plastik ABS injinia maka chassis na efere nkwado, bọọdụ nkesa ikuku bụ nke ethylene propylene diene monomer (EPDM), ngwaọrụ ikuku mejupụtara aerator, regulator, njikọ na ọkpọkọ ọkpọkọ dị ka ọkpọkọ nkesa gas, tee. , obe, ikpere na ihe ndị ọzọ.