Quote Originally Posted by wilbydoughboy View Post
....I keep the extinguisher in the airing cupboard so it is warm. It is easy to overfill so check what the correct maximum weight is and release some co2 to the correct weight.
That's not a bad idea. I have never managed to fully fill a detachable cylinder, even when it is chilled in the freezer, and the bulk tank (Fire Ext) is at room temperature. A slightly warmer tank should sort that out. Not too warm though, the bulk tank has temperature limits.