Evolution Aqua Airtech™ Air Pump Diaphragm Kits and Parts Item:Mini Air Ball Valve The 3/4" male thread makes

The 3/4" male thread makes it easy to attach to your feed line

This 3" FPT bulkhead fitting comes from Aquascape®

Color Changing ColorFalls

intake air filter

Evolution Aqua Airtech™ Air Pump Diaphragm Kits and Parts Item:Mini Air Ball Valve The 3/4" male thread makesDiaphragm kits return the Evolution Aqua Airtech pumps to the peak of performance! Linear diaphragm air pumps typically need to be replaced every 12 18 months. If you are frequently replacing diaphragm kits, your pump is likely experiencing excessive back pressure (i. e. it is pumping more air than the air stone can put out). Unlike water pumps, where an oversized pump is unlikely to cause a problem, oversizing air pumps is a frequent cause of