This Glow-Worm water pressure sensor is the perfect addition to your storage tank water heater. It ensures that your water heating system is performing optimally by monitoring the water pressure. With this sensor, you can rest assured that your water heater will function smoothly without issues This product is made by Glow-Worm, a trusted brand in the heating industry.
The part did not fit.
I attempted to fit the sensor several times
In the end I was forced to travel 8 miles to a Wolesely store to collect a boxed Glowworm part
It fitted first time. There was no cost advantage as I spent time I'd not budgeted for.
Using a micrometer it seems the o-ring supplied is incorrect