Recirculation & Defrost Diaphragm (red) - Red Fluro silicone which is much better than the old black rubber - better life expectation. *Price is per one diaphragm These diaphragms fit actuators ----- 928 573 077 04 Recirculation Flap 83 to 95 #29 on the PET Drawing 928 574 077 02 Defrost Flap 78 to 95 #2 on the PET Drawing 928 573 094 02 Center Vent (Double Unit) 80 to 82. #25 on the PET Drawing Note: The top unit only which seems to be the one that fails of the two.
