(after 25 years completely trouble free)
(heating itself normal - DHW is cold)
Trianco TRG45 (using anthracite peas)
Randall 103 timer
Grundfos MKII pump
(open vented i beieve)
One *very* windy day recently it did produce some heat
anyone advise on likely cause/recommendations please?
(heating itself normal - DHW is cold)
Trianco TRG45 (using anthracite peas)
Randall 103 timer
Grundfos MKII pump
(open vented i beieve)
One *very* windy day recently it did produce some heat
anyone advise on likely cause/recommendations please?