D
damaan
Sorry I keep reading about modulation range for combi boilers: what is it? What is a good one?
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For instance, Baxi quote a 1:7 modulating range.
That means a 28 kW Baxi boiler can modulate down to 4 kW heating output and still operate without cycling.
That means a 28 kW Baxi boiler can modulate down to 4 kW heating output and still operate without cycling.
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- Simon from Watford
- Central Heating Forum
We all know that short-cycling is bad - and that it's good for a boiler to have a wide modulation range.
But I can find no facts in data sheets - is the boiler as efficient at it's lowest modulation level: as at full gas?
Has anyone ever had hard data from a manufacturer?
I'm wondering if...
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