Hi
Does anyone have experience with this setup:
BDR91 at the zone valves and OT relay controlling/modulating boiler (instead of another BDR91 at boiler)? Will the boiler modulate or is this an ON/OFF system?
Regards
Felix
Does anyone have experience with this setup:
BDR91 at the zone valves and OT relay controlling/modulating boiler (instead of another BDR91 at boiler)? Will the boiler modulate or is this an ON/OFF system?
Regards
Felix
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