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for EL-120 and EL-150 SINGLE
for EL 250 W TWIN 2 sets are required
Membranes are a consumable item whose lifetime is limited.
The lifetime of a membrane depends on many factors of the air pump.
If there is a material fatigue of the diaphragm, the air pump no longer supports.
By now, the diaphragm must be replaced.
Membranes always go in pairs.
Fits Models EL-120, EL-150, EL-250 W
This Product was added to our catalogue on 04/05/2011.