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I'm putting the heating set at 20 all night .. will this work?

109 replies

beanbaghashtag · 22/01/2022 22:50

Normally heating goes off at 8pm. Set to come on just before 6am at 21. However it's been freezing in the mornings as we have loads of windows. It seems to take hours to heat up and things feel damp and cold underfoot in most rooms. Last night DS woke complaining he was cold in his room and DD also woke.

We usually have the window open a tiny slither for air to come in anyway, but our room is much warmer than the kids due to the position.

So tonight I'm leaving the heating running all night and hoping for no night wakings. I'm also hoping if the house stays warmer I can get away with running it at 20 all day rather than 21/22. Maybe wishful thinking that?

I have a smart meter so will see if it's costs loads more? 🥶

Says it's 4 degrees now outside, forecasting a low of 2 degrees.

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EmmaMaya · 23/01/2022 23:59

I try the same op, thermostat set at 20 at night as lower wont come on.

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DooDahDah · 24/01/2022 00:00

They're called smart TVRs ...its controlled by the central heating system, each has its own thermostat and it "by passes" radiators which are already at the right temperature. (in the same way it skips a radiator if you've manually turned it off in a room you don't use!)

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BarbaraofSeville · 24/01/2022 05:04

I don't get how you can have the heating on it just one room? Surely the boiler can't send hot water to just one radiator? This blows my mind

Do you not have thermostatic valves on your radiators?

Even basic ones will send hot water, or not, to individual radiators, based on the number it's set at. Set it at zero/one and it will be effectively off and the water won't fill up the radiator, just circulate in the pipe. Set it at a high number and the system will keep hot water in that radiator and it will warm the room much more.

If you reduce the volume of heated water, that needs to be kept hot by the boiler pumping more hot water into the system, it reduces the temperature in the rooms where the radiators are off/low and reduces the cost.

Or some people have more high tech systems involving smart thermostats on individual radiators. We're somewhere in the middle. We have a Hive thermostat to control the temperature of the room it is in, but only basic 1-5 manual thermostats on individual radiators.

But I don't think anyone, even babies/the infirm, is at risk of people being ill/dangerously cold in a house where the overnight temperature is 16-18 C. That's bang on the recommended temperature. You'd have to be much colder for it to be 'too cold' eg 12 C and below. After all, in bed, you can wear thicker pyjamas, socks, and have extra blankets. That's not a particularly extreme measure and cheaper and healthier than heating the house to daytime temperatures.

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KenAdams · 24/01/2022 09:35

We have ours on at 20 all night in that if the temperature drops below 20 the heating kicks in.

Keep it on for longer in the evening though. Put the kids to bed in just a fleece blanket if they're warm then pop their duvets on when you go up to bed.

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FoamBurst · 24/01/2022 09:49

My house is so cold. Single glazed wooden door at the back. Single glazed wooden door at front with single glazed side window. U have it sent to 18. It always clicks on over night if it's not on it can go as low as 13. But even with the drafts 18 isn't that warm.
So at 7am the heating came on at 18.. Its now nearly 10am and it's only just got to 19. 5 so 3 hours to get 1.5 degrees

Where as I had been keeping it at 20 all night then there wasn't the massive chill in the morning.

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RogerDodger · 24/01/2022 10:02

Foam burst have you looked into the warm home discount?

In the meantime - bubble wrap over your door glass and windows.
Heavy curtains lines with thermal fabric at all windows and doors. (Charity shops are a great place to pick these up)
Draught excluders all doors (you can make them out of old tights, leggings, jeans stuffed with newspaper or other fabrics.
Keep internal doors closed.

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00100001 · 24/01/2022 11:35

@KenAdams

We have ours on at 20 all night in that if the temperature drops below 20 the heating kicks in.

Keep it on for longer in the evening though. Put the kids to bed in just a fleece blanket if they're warm then pop their duvets on when you go up to bed.

You must be sweating buckets!

Under a duvet in your PJ's and it's 20° ?? 🥵🥵🥵🥵
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beanbaghashtag · 24/01/2022 12:56

@BarbaraofSeville we do have the 1 to 5 but if you put it much lower than 5 it just does get even a bit hot. So yes effectively an on or off. All ours are on, apart from our bedroom which is very hot.

I think I might need one of those zoned heating systems

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beanbaghashtag · 24/01/2022 12:57

Should have said ...

Does not get even a bit hot

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