1 May 2024

A VERY SCARY MOMENT


Inevitably we turned to Google for the cause behind my mystery health condition and one idea was that it might be an allergy to fumes caused by a wood burning fire.  

This sounded plausible as we had been burning the fires every day for months, often both of them.  This is the first long winter we have spent here with only a short trip back to the UK at Christmas. We had the chimneys for both fires swept recently, the living room one last November and the kitchen one (finally) in February.

So you would think we should be safe, wouldn’t you?

We stopped burning wood in March, heating the house instead with the gas central heating and a motley collection of electric heaters.  Then the other weekend we were having people round to dinner on what had been a damp, grey, cool and miserable spring day so we lit the living room fire.  It was nice to see it going again.  

Everyone congregated in the kitchen as usual and I thought I could smell burning.  I checked the oven but although it was switched on it was empty.  I went to check the fire in the living room and although it looked normal the room was filled with acrid fumes and there was a strong smell of burning metal.

Nick and the other guests piled into the room to investigate.  I flung open the two outside doors to try to let out the smoke and fumes.  The exit pipe on this fire comes out of the back forms an L-shaped bend and then goes up the chimney.  The whole of the lower structure was glowing red hot.

Nick opened the fire door and emptied a fire extinguisher into it, then buckets of water which put the fire out but the pipes were still red hot.

At the bottom of the L-shaped bend there is a small sump which seemed to be the source of the heat.  Nick removed all the wood from the fire to a metal bucket and chucked water as best he could into the fire back.  It stopped glowing and with things a little calmer we were able to relax and have dinner.

Once the guests had gone home we checked the fire and although the stove itself was now cool the pipes at the back were still very not.  Not glowing any more but too hot to touch. Something was still burning in there that we daren't leave and go to bed.

Nick fetched a garden sprayer from the barn and sprayed water into the back of the fire until the pipe was cool enough to handle. You can imagine the mess.  He managed to pull the stove away from the back wall far enough to get at the pipe and wrestle it out of its fixing into the back of the stove.

The sump at the bottom of the pipe had a thick coating of solidified ash and soot and this is what had caught fire.  The really scary part is that the fire had gone from normal to deadly in minutes.  When I think of the number of times we have left the fire, sometimes both of them, burning nicely to keep the house warm while we went out, leaving the dog and cat at home, what might have happened.  The cat could escape through her cat flap but the dog would have been trapped inside.

It seems that this sump is something that should be removed and cleaned out regularly, which we didn’t know.  We don’t think the man did it when he swept the chimney in November either.  Just by having the chimney swept annually doesn’t mean you are completely safe.

We have bought new parts to replace the old pipes but for now both wood burners are "in retirement" while we think about what we should do next winter.  The gas radiator system is a hotch potch of old, inefficient radiators of various vintages that are not all in the best position and are difficult to balance.  This central heating by itself is not sufficient to heat the house during the coldest part of the winter and is expensive to run.  Another option would be to go electric but replacing the existing radiators with electric panel heaters would require rewiring the whole house as there are already too few electric sockets in places where we need them.

The final solution would be to spend the colder months in our UK house which is much smaller and easier to keep warm. We shall see.

As well as the usual tidying up in the kitchen after a dinner party, and the washing up, we spent the next day tackling a huge mess in the living room due to the use of the fire extinguisher and all the water.  This is something I hope never to have to do again.

15 comments:

  1. Carbon monoxide fumes kill. You need an alarm in the house. You have probably been slowly poisoning yourselves.

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    1. I am so glad you were all ok, but sorry about the ensuing mess.

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    2. When I asked the ENT specialist and my GP about log burner fumes being the cause of my set of symptoms they both dismissed it. Looking on the NHS website for carbon monoxide poisoning it doesn't really fit.

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  2. We discovered the T-junction arrangement at the back of the stove fills with gunk the hard way too. And we are also in the process of rethinking our heating arrangements because we don't think the fumes are doing us any good. Quite apart from the dirt and heavy work that running a wood burning stove requires dealing with. I am well over wood stoves.

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    1. I do miss the log burner. It's such a warm, cosy and cheery heat but it's a lot of hard work and causes a lot of dust and mess.

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  3. That does sound very nasty indeed! Our big wood burner for the underfloor and hot water has a sump, but it is fully accessible, because it isn't in a decorative area.... so can be large and obvious.
    That gets emptied by me before and after winter... the "before I start burning" empty is interesting because the chimney is meshed-off from the world at the top to stop nesting, but there is always more potash dust that has settled over the summer, and leaves and TWIGS that have got through the mesh.
    Because the fire burns upside down, all I get is potash dust, because the wood is "gassified" before being burnt.
    However, I too am fed up with logs and log shifting, burning, cleaning every two days and want to change our big furnace for a pellet one.... easier to use, ash removal weekly straight to the compost.
    But a stairlift for Pauline is first on the list.

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    1. I believe that the fire that Marielle has in the PreHisto is a pellet version. She says it's clean and easy to use.

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    2. Jean, that cleanliness and ease of use is mainly my reason for wanting one... and they work like oil or gas in that they turn on/off as there is a demand... add tom that the ease of storage... you can either have a large pellet hopper where the pellets are delivered by a cattle-pellet type wagon [which would have the same problems getting in as Brittania had when moving you], or a small one that you fill the hopper yourself using 15kilo bags that are delivered by the pallet load...
      But with logs, I always get a lot of acrid dust and have to mask up... plus lumps of unburnt, but carbonised wood that can only be used on the barbie.
      The "ash" from the pellet burner goes into a canister that you clean weekly...

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  4. I would suggest that you consider a pellet stove. I have one and it's easy to clean using a vacuum cleaner suitable for wood burning stoves.They give out a tremendous amount of heat and come in various styles and sizes. Once I've switched mine on I just occasionally check the pellet level in the hopper at the top of the stove and add to it when necessary. No need to keep opening the door and chucking more logs on!

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  5. How much do pellets cost, I wonder.

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    1. Also the cost of changing the wood burner itself. Quite a lot I expect.

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  6. I was able to comment once, but can I succeed again?

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    1. I have also had problems commenting on some blogs. I haven't changed any settings so who knows?

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  7. Very scary. We do not have a sump, simply a chimney that goes straight up from the top of the wood burner. It gets cleaned from the top down every year. There is nowhere for soot to collect.
    I hope you soon find out what is causing you to feel unwell. Take care both of you Diane

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