cafeIKE wrote:It is.
On the HX, I can measure the effect of scale on the shot inter-shot temperature change.
See Scale, HX Temperature Stability and a bit o' PID
Using the same bottled water, no change is detected on the DB.
<img>
Brew boiler element after 6 months of daily use with no descale. Boiler looked no worse.
Real soon now, the DB will be torn down for a photo session of possible neglect![]()
Sadly, there is far too much hooey on the www. On ALL topics.
So this is presumably because the DB brew boiler runs at a lower temperature than the HX one? (Sorry for any ignorance).



