The system can also work during freezing months where it will keep a hole open in the surface of the pond to provide enough oxygen for fish through the winter. You can plug the time controller if you need the aerator to work according to your time setting. The timer also has various functions: child lock, countdown alarm, intermittent operation, and automatic timing switch operation. The operating noise level is below 50dB, which creates a quiet and comfortable environment for your pond. 2x 20' Weighted Air Hose.
Air Manifold with Flow Regulator. 1x Air Diffuser with 20 air outlets. Connect the solid metal air valve with the air outlet via an adapter bonnet & clamp. Connect the air hose with the air valve and fasten them with the metal hose clamp. Connect the air hose with the air stone and fasten them with the metal hose clamp.