These are the nuts.
Buy them selves back after a few cylinders.
I wouldn’t use anything other now. Mine has paid for itself a good few times over in gas savings.
They are not cheap. They don’t need to be because they are the best money can buy. Elga optimator or Esab optiflow. Same regs and similarly priced so shop about for the deal.
My gas useage has gone down a good 25-30% since swapping over from the murex saffire regs.
Zero start up surges. Pin point accuracy with hf delivery. Worth every penny. And it’s a beautifully built piece of engineering. https://www.google.co.uk/url?sa=t&s...TOR&o=0&zl=0&usg=AOvVaw3R2DOSv5Z-yLZJJVgNPGI7