Replacement Membranes and Valves for Eco Air Adjustable Air Pumps. It is recommended to replace all diaphragms at the same time. (The number of diaphragms are equal to the number of outlets on each pump).
This is the EcoPlus Replacement Membrane and Valve for the Eco Air Adjustable Air Pump 2, 4 and 8. It is recommended to replace all diaphragms at the same time. (The number of diaphragms are equal to the number of outlets on each pump).