Propane tank
I have a question about a Propane tank I had filled. I watched the guy fill it. It was empty and he put 4 gallons in. When I picked it up it much lighter than I expected. I mentioned it to him and ...
Forum Discussion
ticki2 wrote:fishing2 wrote:
1 gallon of propane weighs 4.2 pounds. A "full" 20 lb cylinder should have 4.7 gallons or propane in it.
With the OPD valves they only fill to 80 per cent , so 4 gallons is about right .
When you open the valve make sure is open all the way , sometimes a partially opened valve will leak slightly and use up the propane quicker .
A FULL (80%) 20lb propane cylinder IS 4.7 gallons (20 divided by 4.2 equals 4.76)
20lb is where bleeder will spew 'liquid'...which is also where OPD shuts off filling
30lb...7.2 gal (80%)
