Ducted vacuum 3-way elbow. It is important to follow the direction of the airflow when installing this fitting into a pipework. Incorrect installation will cause pipe blockage!
The bottom outlet (see the picture) connects to the pipe leading to the power unit while the other two outlets (left and right) connect to the pipes from the inlet valves.
Suitable for use with ducted vacuum PVC pipes that measure 50mm in diameter on the outside.