Ang diaphragm disc microporous aerator (aeration tray) ay isa pang membrane microporous aeration product. Ginagamit ang ABS engineering plastics para sa chassis at supporting plate, ang air distribution board ay gawa sa ethylene propylene diene monomer (EPDM) na materyal, at ang aeration device ay binubuo ng aerator, regulator, connector at pipe fitting tulad ng gas distribution pipe, tee , krus, siko at iba pa.