Spare pair of membranes for SECOH EL-120 and EL-150 Single

SECOH replacement membranes pair (2pcs)

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.