Electric wallpaper heats up Scotland's older houses in Glasgow trial

Skye Jacobs

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Staff
Why it matters: Scotland's homes are among the oldest in the world, making them difficult to heat and hindering the country's progress toward its net-zero targets. Its electric wallpaper pilot could have far-reaching implications, not just for Scotland but for countries around the world facing similar challenges in decarbonizing their building stock.

The city of Glasgow, Scotland, is installing electric wallpaper in 12 tenement properties as part of a pilot project to assess the effectiveness of this clean heating source in the country's aging housing stock.

The project, spearheaded by a collaboration among the University of Glasgow, University of Strathclyde, the West of Scotland Housing Association, and Glasgow City Council, comes as Scotland grapples with the challenge of decarbonizing its buildings, which account for a substantial portion of the country's carbon emissions.

Scotland's homes, particularly those in Glasgow, face unique challenges when it comes to energy efficiency. Many of these buildings are among the oldest in the world and suffer from poor insulation. On average, Scottish homes lose heat three times faster than their European counterparts, which means increased energy consumption and higher carbon emissions. Glasgow alone has approximately 70,000 tenement flats.

The electric wallpaper technology uses thin, electrically-powered surfaces that can be easily installed on ceilings. It consists of copper strips combined with graphene or carbon, creating a conductive surface that emits invisible infrared radiation when electricity passes through it. This infrared radiation can warm a room within minutes.

Another advantage of this technology is its potential to improve air quality within homes. By eliminating the need for gas combustion, electric wallpaper could help reduce damp and mold, common issues in older properties. The system's quick response time also makes it particularly suitable for hard-to-heat properties.

To evaluate the electric wallpaper's effectiveness in real-world conditions, researchers are deploying advanced monitoring techniques. These include Internet-of-Things (IoT) sensors and AI-enabled data analytics, which collect information on the system's efficiency, heat retention, and energy consumption.

Tenant feedback is also a component of the pilot study. Initial responses from residents in the trial properties have been overwhelmingly positive, according to Andrew Kubski, Director of Development and Asset Management for West of Scotland Housing Association, which suggests that the electric wallpaper not only meets environmental goals but also satisfies the comfort needs of occupants.

This trial is part of a larger initiative funded by Scotland Beyond Net Zero, a coalition of climate and sustainability experts from Scottish universities. The project is one of eight new research collaborations to accelerate Scotland's transition to net zero emissions. These projects address sustainability challenges in energy, finance, food, the built environment, natural systems, and transport.

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So it's a resistor that's thin, flat and painted pretty colors. Got it. I believe the term is "resistive heating" and is commonly employed by "space heaters" which have been around for a very long time. And while space heaters are 100% efficient(IE, their only job is to create heat so 100% of the energy that goes into them is used to do work. 100% efficient does not mean it runs propetual motion device or some nonsense).

Anyway, heat pumps are still the better option than resistive heating since it's moving heat from on area to another area(yes, this still works in the cold) and are more efficient than space heaters because of this.
 
And electric blankets help heat things up and keep you more warm....until they start on fire.

Had one start on fire on me and my wife (was girlfriend at the time). Snuggling in the basement on the couch under the electric blanket, watching TV and the blanket started smoking and caught fire.

I know someone that had in floor heating for their tiled floor, had a short in the wiring and it started a fire.

Yeah, no thanks. I'd like less things in my house that can possibly catch fire.

 
And electric blankets help heat things up and keep you more warm....until they start on fire.

Had one start on fire on me and my wife (was girlfriend at the time). Snuggling in the basement on the couch under the electric blanket, watching TV and the blanket started smoking and caught fire.

I know someone that had in floor heating for their tiled floor, had a short in the wiring and it started a fire.

Yeah, no thanks. I'd like less things in my house that can possibly catch fire.
In floor heating shouldn't be resistive heating, the only legal type of infloor heating is plumping that uses antifreeze. It takes heat from the exhaust from your furnace and "recycles" it into your floor by pumping anti freeze it.

I've installed a lot for floors like this but they have their own problems such as clogged pipes and broke pumps that essentially totals the whole system. The only repair is to rip up the floor, replace the plumbing and put a new floor on top of it.
 
What are the odds statistically that a voltage regulator might fail on one of these and set the town alight? Something like that probably safely fails closed, but still... A consideration when plastering copper to your walls and passing a current through it.
 
So it's a resistor that's thin, flat and painted pretty colors. Got it. I believe the term is "resistive heating" and is commonly employed by "space heaters" which have been around for a very long time. And while space heaters are 100% efficient(IE, their only job is to create heat so 100% of the energy that goes into them is used to do work. 100% efficient does not mean it runs propetual motion device or some nonsense).

Anyway, heat pumps are still the better option than resistive heating since it's moving heat from on area to another area(yes, this still works in the cold) and are more efficient than space heaters because of this.
That’s what I was thinking at first, but infrared EM waves do not warm everything evenly. Therefore less overall heat needs to be generated. It is akin to sunlight, where asphalt and electronics warm up more, and it feels cooler when you’re in the shade.

In the end, the temperature of the air will lag. See here: https://en.m.wikipedia.org/wiki/Infrared_heater

I could be wrong though, because I know very little about using IR waves for HVAC purposes.
 
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That’s what I was thinking at first, but infrared EM waves do not warm everything evenly. Therefore less overall heat needs to be generated. It is akin to sunlight, where asphalt and electronics warm up more, and it feels cooler when you’re in the shade.

In the end, the temperature of the air will lag. See here: https://en.m.wikipedia.org/wiki/Radiant_heating_and_cooling

I could be wrong though, because I know very little about using IR waves for HVAC purposes.
Well the problem is that the walls they're using then are solid mortar and brick and we're built before HVAC was a thing. You heat up the masonry in the wall and then that emites IR heating the room. This why chimneys are made of brick. It's not just fire-retardant but the amount of IR heat it emits through the house is insane.
 
Well the problem is that the walls they're using then are solid mortar and brick and we're built before HVAC was a thing. You heat up the masonry in the wall and then that emites IR heating the room. This why chimneys are made of brick. It's not just fire-retardant but the amount of IR heat it emits through the house is insane.
The article says that the copper is lined with graphene to generate the IR waves. And this isn’t like a fire where all the energy is emitted from a single source… Clearly if this system could cause fires, it would never be put into homes in the first place.
 
The article says that the copper is lined with graphene to generate the IR waves. And this isn’t like a fire where all the energy is emitted from a single source… Clearly if this system could cause fires, it would never be put into homes in the first place.
I wasn't worried about fires. Most people think they use bricks in chimneys just because they're fire proof and the fire heats the house. I doubt that the wall paper is doing more than just heating the wall and then the wall heats the house. I have a strong suspicion that most of there tech is marketing jank to charge more for it rather than it being some magical graphene IR heater. Even if what they say is true, refractive heaters that use ceramics are cheap, small and have been used for decades.
 
Wallpapers on ceilings??
"The electric wallpaper technology uses thin, electrically-powered surfaces that can be easily installed on ceilings"

Apart from the confusion in what is being installed where, this scheme seems to me to be a very shortsighted one - it doesn't lower the amount of energy needed for heating one bit. While getting good heat in a house with a crappy heating system is sure to be progress, it is ignoring that improving insulation, including making sure the whole place isn't drafty, and fitting modern low energy doors and windows is what really needed.

The real problem is that the UK has rubbish building standards, it has been like that for centuries and even now what in the UK is seen as highly insulated is just average when comparing to the continent. Putting a good heating system into a house that is crap, that just makes it a crap house with good heating.
 
So it's a resistor that's thin, flat and painted pretty colors. Got it. I believe the term is "resistive heating" and is commonly employed by "space heaters" which have been around for a very long time. And while space heaters are 100% efficient(IE, their only job is to create heat so 100% of the energy that goes into them is used to do work. 100% efficient does not mean it runs propetual motion device or some nonsense).

Anyway, heat pumps are still the better option than resistive heating since it's moving heat from on area to another area(yes, this still works in the cold) and are more efficient than space heaters because of this.

I have a heat pump and I love it, but it does have its limits as to how cold it can get outside. I do not recall exactly how low it can go, limbo!, I think it is about -15 F.
 
So it's a resistor that's thin, flat and painted pretty colors. Got it. I believe the term is "resistive heating" and is commonly employed by "space heaters" which have been around for a very long time. And while space heaters are 100% efficient(IE, their only job is to create heat so 100% of the energy that goes into them is used to do work. 100% efficient does not mean it runs propetual motion device or some nonsense).

Anyway, heat pumps are still the better option than resistive heating since it's moving heat from on area to another area(yes, this still works in the cold) and are more efficient than space heaters because of this.
Indeed! No free lunch. No mention was made of the fact that the electricity to power this infrared heating film on the ceiling was was likely being produced, in part at least, by burning fossil fuel somewhere else. And it would seem to me that putting this heating film on the ceiling has the built-in efficiency problem of heat rising. Wouldn't it be better to put it on the walls?
 
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