How to change a green bottle gas grill to a 20 pound bottle

tenbear wrote:
While you are at it, you might consider an 11 pound tank. Same height but smaller diameter. It fits in places the 20# tank won't but is still refillable.

Or, the 5 pound (1 gallon) cylinder (the one I have); about the same diameter as a 20 pounder, but MUCH shorter!