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. 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 by the metal hose clamp. Connect the air hose with the air stone and fasten them by the metal hose clamp.