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UK diy (uk.d-i-y) For the discussion of all topics related to diy (do-it-yourself) in the UK. All levels of experience and proficency are welcome to join in to ask questions or offer solutions. |
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#41
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Underfloor heating as primary heating
Hmm, I find an open fire with a properly designed back boiler to be an
excellent source of cheap comfortable heat. If the back boiler is feeding a heat bank, it's also a good way to provide UFH as well. The problem is the sheer amount of work keeping an open fire going, procuring fuel (i.e. splitting logs or shovelling coal), maintaining the fire and disposing of the ash. If you don't mind the work, then they're fine! For me, I enjoy doing it a couple of days a year, but would find it a chore if done daily. Christian. |
#42
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Underfloor heating as primary heating
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#43
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Underfloor heating as primary heating
Have you worked out how you can run a multi-killowatt Myson kickspace
from a 2Amp fuse yet? Well, my Myson Kickspace is run off a 3A fuse. It draws less than half an amp and emits around 2kW of heat. Christian. |
#44
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Underfloor heating as primary heating
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#45
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Underfloor heating as primary heating
On Mon, 14 Aug 2006 12:33:57 +0100, "Doctor Drivel"
wrote: "Christian McArdle" wrote in message t... If you really want to be warm, forget about underfloor heating. Whenever I look at a these systems they invariably are used in conjunction with other heaters and the owners just wont admit that they are useless because they spent so much money putting them in. Certainly, the numbers suggest that unless the room is well insulated, the total heat output will be insufficient. However, they have significant advantages over other methods. In particular, they are very useful in rooms with tiled floors, such as bathrooms and kitchens, as they enable you to use the room without having to find shoes or slippers. A new floor with lots of foam insulation under, and to the sides up to screed level, forming a tray, will not be cold. The tiles will eventually heat up with the heating system and not lose heat to the ground beneath. Tiles at ambiant temperature will still feel cold as they conduct heat away from the skin. They need to be closer to body temperature to be comfortable. |
#46
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Underfloor heating as primary heating
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#47
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Underfloor heating as primary heating
Christian McArdle wrote:
If the UFH is so great why do you need a large open fire? If the open fire is so great why do you need the UFH? They do different things. UFH is great at heating a house very comfortably and efficiently. An open fire is great to look at. Pathetic at providing low maintenance, low cost comfortable day to day heat, but really nice now and again. Exactly. Its all very well settling down in a room at 22C exactly with the rain ****ing down outside,or sleet bouncing off the windows, but adding a bloody greatr 10KW of log fire to the mix is psychologically marvellous, and modern things like thermostsats then reduce the UFH to nothing at that point, saving expensive oil. Christian. |
#48
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Underfloor heating as primary heating
Steve Firth wrote:
On Tue, 15 Aug 2006 11:05:33 +0100, Christian McArdle wrote: An open fire is great to look at. Pathetic at providing low maintenance, low cost comfortable day to day heat, but really nice now and again. Hmm, I find an open fire with a properly designed back boiler to be an excellent source of cheap comfortable heat. If the back boiler is feeding a heat bank, it's also a good way to provide UFH as well. It most certainly is all of tat, but low maintenace it ain't, and, if you have to buy your wood at market prices, its pretty expensive too. Fortunately arouddn here trees fall down all the time, and a bit of time with a chainsaw and a landrover nets me the odd ton of wood for winter, for a few hours work. And its usually quite sociable too, |
#49
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Underfloor heating as primary heating
Christian McArdle wrote:
Hmm, I find an open fire with a properly designed back boiler to be an excellent source of cheap comfortable heat. If the back boiler is feeding a heat bank, it's also a good way to provide UFH as well. The problem is the sheer amount of work keeping an open fire going, procuring fuel (i.e. splitting logs or shovelling coal), maintaining the fire and disposing of the ash. If you don't mind the work, then they're fine! For me, I enjoy doing it a couple of days a year, but would find it a chore if done daily. It is, but it can be streamlined..I have a huge pile of wood down the garden, and about once a week/tendays/month (depending on how cold it is) a SORN registered Series III Land rover gets fired up, and trundles down there with the chainsaw and bomb. Half and hours excessively physical work nets a land rover full of wood, which is then carefully parked by a suitable door at the side of the house. Ash is a problem - we normally empty the open fire about twice in the winter - by then its a a wheelbarrow full. Actually lighting it is simple once you have the knack. It does take an hour or two to start producing sensible heat though. Stoves are even less work..as long as teher is a place to stack cut logs near them, they can be throttle back to burn at whatever temp you want. HOWEVER they are certainly more work than a CH boiler, and more polluting in all except CO2. (in the sense that their CO2 comes from renewables). A lot depends on a good supply of local cheap fuel. I would not consider having one in a town for example. Christian. |
#50
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Underfloor heating as primary heating
On Mon, 14 Aug 2006 14:02:36 +0100, "Christian McArdle"
wrote: Interesting thoughts brought up. I think the underfloor option will probably be too expensive for me, but I will definately look into the fan heaters. Thanks everyone. You can hedge your bets if you like. You can install the pipework, but not fit the expensive manifolds/pump assemblies. Then, if you change your mind later, you can complete the install. Once the floor is down, the opportunity won't arise again! BTW, the Myson Kickspace is very good. I have a 600 hydronic and it heats up the kitchen very rapidly. It is best fitted on its own heating zone, although this isn't essential. If you don't install a zone valve at all, then balancing will be critical, or it will short circuit your heating system even when off. A room stat is absolutely essential, too. They are so powerful, the room would rapidly overheat without one. Christian. When they break down do you have to remove the units above the Myson to get access? |
#51
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Underfloor heating as primary heating
When they break down do you have to remove the units above the Myson
to get access? No. I installed mine after the units were in place. They simply slide out. The water connections are by flexible hose and the power connection by flex. The only things holding it in place are the screws to the plinth. Christian. |
#52
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Underfloor heating as primary heating
Guy King wrote: The message . com from contains these words: Have you worked out how you can run a multi-killowatt Myson kickspace from a 2Amp fuse yet? Er - they only draw enough for the fan - the heat is from the CH radiator circuit. _I_ know that. In another thread noelog obviously didn't, but persists in berating people for posting about things they don't know about. Oh never mind. MBQ |
#54
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Underfloor heating as primary heating
On 15 Aug 2006 08:53:29 -0700, wrote:
maybe you could work out yourself how to run a 2 kw heater on a 2 amp fuse. Easy, use a 1000v supply. Next. -- |
#55
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Underfloor heating as primary heating
Matt wrote:
On 15 Aug 2006 08:53:29 -0700, wrote: maybe you could work out yourself how to run a 2 kw heater on a 2 amp fuse. Easy, use a 1000v supply. Next. :-) Nice one, Cyril.. |
#56
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Underfloor heating as primary heating
"The Natural Philosopher" wrote in message ... Richard wrote: Christian McArdle wrote: There is an advantage in having rapidly responding heat output in a kitchen. This is because the kitchen can hold other considerable heat producing devices, such as ovens, microwaves, washing machines and hobs. A responsive system can rapidly shut down, whilst a slow acting system may overheat the room. This is why I think a composite system containing both fan convectors and a low output underfloor system would work most effectively in a kitchen. It is, however, I concede, not the cheapest option by a large marign. Christian. Hi Christian Sorry, I intended to convey in my posting that I think a composite system is sensible, but wanted to see why Dr D doesn't. I don't think the very small advantages are worth the extra cost. If the room is in use and heated the floor will come up to room temp whether its heated or not. Kickspace only useful if you leave it cold, and require rapid heating just when you are using it. I've got fan blown heaters here, and they are great in the bedrooms - take up almost no space, and heat them from icy to cosy in an hour or so..but they are pretty useless if what you want is all day heat. Noisy and sometimes smelly due to dust getting trapped in them. Dr Drivel can safely be ignored on all issues - I think that the rest of us who may disagree on other things, would agree on that point. This fellow used Polyplumb as well. Amazing. |
#57
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Underfloor heating as primary heating
"The Natural Philosopher" wrote in message ... wrote: Christian McArdle wrote: I have a solid concrete floor which we are ripping up and going to re-lay. You could try something like a Continental Solution 10 kit. Make sure, whatever you choose, that the floor construction is appropriate before laying any concrete. http://www.discountedheating.co.uk/s...lution_10.html http://www.continental-ufh.com Christian. If you really want to be warm, forget about underfloor heating. Whenever I look at a these systems they invariably are used in conjunction with other heaters and the owners just wont admit that they are useless because they spent so much money putting them in. Total ******** I agree with Christian. |
#58
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Underfloor heating as primary heating
wrote in message ups.com... The Natural Philosopher wrote: Christian. If you really want to be warm, forget about underfloor heating. Whenever I look at a these systems they invariably are used in conjunction with other heaters and the owners just wont admit that they are useless because they spent so much money putting them in. Total ******** Its the sole form of heating here apart from open wires we only use on the very coldest days, and they keep 250sq meters totally warm. Done properly, its better than anything else. Put a decent layer of insulation under the floor and leave it at that. That is mandatory anyway. Seems to me that you are dishing out advice to people and you really dont even know what you are talking about. I full agree. In another thread you were offering your inside wisdom on wood burning stoves and you dont even have one. Then you said you had a large open fire and now you claim to have under floor heating. And you then rubbish other people's advices. I really think you should change that misleading name you put on yourself. If the UFH is so great why do you need a large open fire? If the open fire is so great why do you need the UFH? Your advice is seriously misleading to genuine enquirers so please restrain your advice to matters that you actually know about. Again, I agree. |
#59
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Underfloor heating as primary heating
"The Natural Philosopher" wrote in message ... Christian McArdle wrote: If you really want to be warm, forget about underfloor heating. Whenever I look at a these systems they invariably are used in conjunction with other heaters and the owners just wont admit that they are useless because they spent so much money putting them in. Certainly, the numbers suggest that unless the room is well insulated, the total heat output will be insufficient. However, they have significant advantages over other methods. In particular, they are very useful in rooms with tiled floors, such as bathrooms and kitchens, as they enable you to use the room without having to find shoes or slippers. They are also useful in wetter rooms, as puddles of water will evaporate more readily. Finally, the heating will be much quieter than the alternative, which in most kitchens would be a fan convector, as wall space is too valuable to use for passively convected radiators. That said, the fan convector has a considerable advantage in terms of rapidity of heating. I think the best solution for a kitchen is to actually have both underfloor and fan convector. This gives the best of both worlds, with warm feet, rapid response and high total heat output. In my own kitchen, I have a fan convector (plus an absolutely tiny radiator that was there already that couldn't heat a cupboard, let alone a kitchen). This does provide very effective and rapid heating. However, I do miss having a warm floor and it is a pain in winter having to find footwear for every foray into the room, unless the heating has been on for hours. Christian. Actually the best kitchen heater is an Aga. You can cook on it too. I consider an Aga a totally useless super expensive waste of time. Most people burner food on it, not cook |
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