Sadly, this was my journey with the Sharky too (as detailed in this thread).
Fine on heating even at max flow rate, problematic on DHW unless I dropped the flow rate below 60% of max.
Replaced with a Sontex and had no issues since.
Sadly, this was my journey with the Sharky too (as detailed in this thread).
Fine on heating even at max flow rate, problematic on DHW unless I dropped the flow rate below 60% of max.
Replaced with a Sontex and had no issues since.