On Friday, 16 February 2018 20:27:11 UTC, Tim+ wrote:
Jim.GM4DHJ ... wrote:
Is it legal for me to use a monometer to check the gas pressure at the meter
and at the boiler ?

For your own boiler? No problem. Its a manometer that you want though,
not a monometer .

aka a bit of flexible plastic tube from a car accessory place.


NT