How To Keep Heat From Going Up Chimney
How to draught-proof your chimney
An open fireplace is an attractive feature in many homes around the U.k., with around lx% of our housing stock built earlier than 1960. Open fires and forest burners aren't the most environmentally friendly method of heating your home, although a roaring fire is very comforting when it's cold exterior.
But keeping our homes cosy takes more stoking upwards the fire and putting on the heating. We need to keep warm airin our homes. And chimneys draw airout, whether or not the fire is going.
The stack consequence
Exactly how much air is drawn out of your chimney depends on the 'stack issue', which relates to the movement of air into and out of buildings. It'due south influenced past diverse factors, like the height of your house and the departure in temperature between inside and outside.
Essentially, if y'all live in a alpine house, you take the heating on and the temperature is cold outside, there volition be a large 'stack effect' – and a lot of air will get upward your chimney.
As this warm air rises, it needs to be replaced. So cold air is pulled in, commonly from around doors and windows, creating the chilly draught that you tin feel (and hear when information technology's windy).
Past cut out draughts, you can go along your home nice and cosy. You lot volition likewise use less heating, which is a win win: reducing your billsand helping the planet. The climate is irresolute due to emissions of greenhouse gases resulting from human action, and heating buildings currently accounts for more than a tertiary of the Britain's emissions.
Skyscrapers deal with the 'stack effect' by having revolving doors instead of normal ones, to create a 'seal' on the building. But what can yous do to draught-proof your chimney? You take a couple of options…
Draught excluder
First upwardly is getting a draught excluder: a handy device fitted inside the chimney or effectually the fireplace, to terminate the warm air going up and the cold draughts coming in.
This is your cheapest choice, with prices starting at effectually £xx. And you volition soon make the money dorsum. Nosotros've calculated that a chimney draught excluder can save you £ninety per yr.
You could become for an inflatable draught excluder, which will fit snugly inside your chimney. Just make certain that it has a small vent, so air can laissez passer through.
Or you might prefer a draught excluder made for the specific size of your chimney. Breathable materials similar wool are best, allowing air to pass through merely keeping the oestrus in.
And ane more than (very important) thing: don't forget to remove the draught excluder from inside the chimney when you light a burn down (and on Christmas Eve, and then Santa can make his style downwards).
Chimney cap
The other pick is getting your chimney fitted with a 'cap', usually made from terra cotta. This provides ameliorate insulation and protection, from moisture and birds also equally draughts. Just it is more expensive, with prices starting at around £150.
It also needs to be washed by a professional. When you're looking for the right trader for the job, remember to follow our tips:
- Ask friends and family unit for recommendations.
- Bank check for membership of a trade association.
- Always get at least 3 quotes.
Further reading
Source: https://energysavingtrust.org.uk/how-draught-proof-your-chimney/
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