Asked by: Rodrigo Eguez
asked in category: General Last Updated: 16th January, 2020

What temperature should I set my boiler to for heating?

Your boiler controls explained
To maximise efficiency, we recommend setting your radiator dial to 75 degrees and your hot water to 60 degrees. Once you've got your boiler running at the optimal temperature, you'll want to set the timer for when you need heating the most. With a combi boiler, hot water is on demand.

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Moreover, what temperature should my combi boiler be set at for central heating?

For combi boilers it is recommended to set the output temperature for the radiators at 75 degrees and the water temperature at 60 degrees.

what temperature should a Vaillant boiler be set at? If the boiler is heating hot water then it will need to be set at least 5-6° above the target hot water temperature which is ideally set to 55° making the boiler need to be at least 60°.

Keeping this in consideration, what is the ideal temperature for a boiler?


Is it cheaper to leave your heating on at constant temp?

According to experts at the Energy Saving Trust, as well as British Gas, the idea it's cheaper to leave the heating on low all day is a myth. The Energy Saving Trust says if you're keeping the heating on all day you're losing energy all day, so it's better to heat your home only when you need it.

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