Hi namsag and thanks for "pointer up" advice.
I see from my Honeywell manual that the boiler has an internal frost protector which circulates hot water when the critical temperature occurs.
So I am wondering whether the Honeywell stat I described is really necessary, especially if the...
Hi,
I have afrost stat in the garage near to my Glow Worm Compact boiler.
It is a Honeywell Frost stat, a plastic rectangle with removable front panel.
What you see inside is a circular dial marked 0 to 20 with a blue arrow at 3.(presumably a good temp for the boiler to switch on) The dial...