Gas Cylinder gauge

[Barry]

https://au.news.yahoo.com/travelling-4wd...25870.html

I don’t normally go in for all these “hacks” post here, there and everywhere. 

As for gas cylinders I normally go by weight. 

But the above link seems a bit more reliable

[Oldman]

Yeah, seen that before…..PITA if you have to remove the cylinder to test it though…..
I have a Truma level checker and have found it to be accurate and reliable:
https://www.anacondastores.com/camping-h...lver-black
They’re available from a number of places and if you shop around you can pick one up cheaper than Ananconda…….just posted the ad to show the product.