Penn Plax Air Tech Airline Control Valves feature accurate controls for each line and easy to see flow gauge. The valves have an anti-syphon built right in! These valves even have an extra connection for adding an extra air pump or more air tech valves.
Penn Plax Air Tech Airline Control Valves feature accurate controls for each line and easy to see flow gauge. The valves have an anti-syphon built right in! The Penn Plax Air Tech valves have an extra connection for adding an extra air pump or more air tech valves.