The Gaslow Propane Easy-Fit Adapter Gauge screws onto any UK Propane (POL) cylinder connection.
The Easy-Fit handwheel eliminates the need to use a spanner, making changing a bottle easy.
It provides a visual warning of low gas levels with the Green/Yellow/Red display
Secondly, it operates as a quick and easy leak detector!

Note this adapter may not be used with some Calor 3.9kG cylinders as the cylinder valve height prevents the operation of the handwheel