Buying guide
Best electric blankets UK
A throw for the sofa. An underblanket for the bed. Not the other way round.
Top picks
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- Heated throwDreamland IntelliHeat throw
Dreamland IntelliHeat throw
Six heat settings and a timer, for the sofa or a single bed.
- Heated throwSilentnight underblanket
Silentnight underblanket
Stays on the mattress, with a control for each side of a double.
Geepas king fleece throw
A large sofa throw when you do not want bedding-brand money.
Check price on AmazonAlso atGeepas
01
Sofa
Dreamland IntelliHeat heated throw
Why we like it
Six heat settings and a timer, sized for a sofa or a single bed. Dreamland is a blanket brand, not a no-name box with a heater sketched on it. We like it because the job is to warm the person, then switch itself down.
The cons
It will not stay fitted on a double mattress. It does not dry washing. If you want heat under the sheet all night, this is the wrong shape.
02
Bed
Silentnight Comfort Control underblanket
Why we like it
It stays on the mattress. Dual controls matter on a double. Silentnight is a bedding name people already trust for a bed, which is the confidence you want on something electric you sleep on.
The cons
You have to buy the right bed size. It is useless on a sofa. A cold bedroom is still cold in the morning, because this does not heat the air.
03
Lower price
Geepas king heated fleece throw
Why we like it
Nine heat settings, a 1–9 hour timer, and a king-size fleece for less than the bedding brands. We like it when the brief is a large sofa throw and you do not want to pay Dreamland money.
The cons
Geepas is a value brand. This is a fleece throw, not a fitted underblanket. Read the wash label before it goes in with the weekly load.
Underblanket or heated throw?
Choose by where you are cold, not by brand. Most disappointed reviews are an underblanket bought to sit under on the sofa, or a throw expected to warm a whole double bed.
| Spec | Underblanket | Heated throw |
|---|---|---|
| Where it goes | Under the fitted sheet | Over you, on a sofa or chair |
| Fixes | A cold bed at bedtime | A cold room while you sit still |
| Moves between rooms | No, it stays on the bed | Yes |
| Typical power | About 60–100W | About 100–160W |
| Controls | Single or dual (one per side) | Usually single |
| How it is used | Pre-warm, then low or off, unless the label says overnight use | On while you sit under it |
What more money buys: on a double underblanket, paying more mostly buys dual control (a controller and heat zone for each side) and a finer timer, not a warmer bed. If you sleep alone, or you and a partner like the same heat, a single-control blanket from a named brand does the job.
Four safety rules that matter
Look for the BEAB Approved mark on the label. Then most real incidents come down to how the blanket is used:
1.Never run it folded or bunched
The heating wire runs through the fabric in a fixed pattern. Folded or bunched while switched on, by a pet, a slide off the sofa or a scrunched duvet, the wire can kink or overlap and make a hot spot. Lay it flat before you switch it on.
2.Never with a hot water bottle
It is the pairing fire services warn about most. Pick one.
3.Unplug the controller before it goes near water
"Machine washable" assumes the control unit is detached. Check the care label for how it comes off.
4.Memory foam topper? Check first
Some foam makers advise against sustained heat on their toppers, and it can affect the warranty. Read the topper or mattress maker's guidance before fitting an underblanket over it.
Electric blankets you can buy now
Direct to the retailer who still has it. We earn a commission if you buy; they get a high-intent click.
We earn a commission if you buy through links on this page, at no extra cost to you. As an eBay Partner Network affiliate and an Amazon Associate, we earn from qualifying purchases. Links we earn from are marked “affiliate link”. Used and refurbished eBay listings are labelled as such. Full disclosure.
We do not take payment to put a blanket first. A brand can buy a marked Advertisement beside this guide. That box does not change this order. See every electric blanket in stock.
Electric blankets, in short
- Are electric blankets safe to leave on all night?
- Use a model with a thermostat and an auto-off timer, and follow the fitting instructions. Dreamland, Silentnight and Geepas list those controls. A blanket with no named brand and no timer is the one we would not put on a bed.
- Is a heated throw or an underblanket better?
- A throw is for a sofa or for putting over you. An underblanket fits the mattress and stays put. Buy the throw if you feel cold downstairs in the evening. Buy the underblanket if the bed itself is cold.
- Do electric blankets use a lot of electricity?
- Much less than a room heater. A heated throw is typically under 150W. Three hours at 25p per kWh is about 11p. A 2,000W oil radiator run flat out for the same three hours is about £1.50. The blanket only warms the person.
- Can I use an electric blanket with a hot water bottle?
- No. UK fire services repeat this warning every winter: a hot water bottle can damage the wiring inside an electric blanket, and water plus heat on that wiring is a fire risk. Use one or the other, never both in the same bed.
- How often should I replace an electric blanket?
- Electrical Safety First advises replacing an electric blanket at least every 10 years, even if it looks fine, because the wiring insulation ages. Before the first cold night each year, lay it flat, run it on high for about 10 minutes and look for scorch marks, hot spots or a wire you can feel through the fabric. Any of those means it goes in the bin, not back on the bed.
- Can electric blankets be washed?
- Most modern underblankets and throws are machine washable, but only with the control unit unplugged and detached first. Washing with the controller attached is a common way to ruin a working blanket. The detach method and wash temperature vary by model, so follow that blanket's care label.
About Our Reviews
UK Air Con Tracker is an independent buying guide and stock checker. We don't sell air conditioners; we show which ones partner retailers have in stock. Recommendations are based on live availability across the products we track on Amazon and eBay UK, checked about every 2 hours. USB fans merchandised as mini AC are not treated as air conditioners.
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