Complet set of Spare parts for the Tetra Air Pumps APS. The set contains the membrane with anchor, O-rings, the air valve and the air filter. + Spare Part Set for Tetra APS 50.https://www.aquaristikshop.com/aquaristic/Tetra-Spare-Part-Kit-for-APS-Air-Pumps/118035/
- Den K. wrote about Tetra Spare Part Kit for APS Air Pumps in 2016:
Quickly, easily replaced. Cheaper than buying a new compressor (air pump).