With energy prices rising and winter fast approaching, now is the perfect time to explore ways to make your home more energy-efficient. Black Friday is the perfect opportunity to invest in practical solutions that can help lower your bills over the winter period.
In this article, we’ve scoured the latest deals to bring you a list of the best affordable energy-saving products available this Black Friday. Whether you’re upgrading to more efficient home heating options or stocking up on smart energy tools, this guide will help you find the right deals to to help shave a few extra pounds off your bill.
Top 10 Black Friday Deals On Energy-Saving Accessories
Below we have listed our favourite deals for energy-saving home accessories this Black Friday. We think these are great deals – but remember you can still shop around to find the best price!
1. Electric Heated Throw (Lakeland)
Price: £18 – £39.99
Before Price: £25 – £69.99
How It Helps: A heated throw is perfect for staying warm without turning up the heating. By targeting warmth directly to your body, you can lower your thermostat and save on energy. A heated blanket, uses far less energy than running the heating all night, so you’ll save money by warming just yourself, not the whole house.
Amazon is also offering up to 20% off on its own brand products. Plus, there are a range of discounts a variety of heating products, including electric blankets, hot water bottles, and draught excluders. These simple yet effective items can help you stay warm without cranking up the central heating, which can make a real difference to your energy bills over the colder months.
Lakeland is offering a discount on its StaySnug Velvety Heated Throw. It’s on sale for £39.99, with the regular price at £69.99. With nine heat settings and an auto shut-off feature, this throw keeps you warm without using up much power.
By using an electric blanket for 1 hour per night during the winter, you could save up to £362 per year compared to running your central heating overnight.
- Electric blanket: Costs around £12 per winter (1 hour per night).
- Central heating: Costs around £374 per winter season (8 hours per night).
2. Heated Underblanket (Argos)
Price: £24 (down from £30)
How It Helps: Underblankets warm your bed, allowing you to keep the heating lower in the rest of the house. This reduces energy consumption while you sleep, ensuring you wake up warm without wasting power.
Argos is also offering 25% off a range of Silentnight thick duvets, including the 15 and 18 tog options. Thick duvets and heated throws keep you warm through the night, so you won’t need to turn the heating on as much. They’re also running a deal where you can save 1/3 on heated throws, dropping the price from £50 to £33. You can save a lot by using a heated throw to warm just your bed, rather than the entire room.
3. Draught Excluder Tape (Dunelm)
Price: £9.50
How It Helps: Draught excluder tape seals gaps around doors and windows, preventing heat from escaping. By stopping cold air from entering and warm air from escaping, this accessory helps maintain indoor temperatures, reducing the need for heating.
According to the Energy Saving Trust, draught-proofing can save you around £30 per year on your heating bills, depending on the size of your home and the extent of draughts. Dunelm has a discount on Stormguard Acoustic Silent Seal Draught Excluder tape. This is ideal for sealing windows and doors to prevent cold air from entering. It’s easy to apply and can make a noticeable difference in how much heat stays inside your home! It’s currently £9.50, down from £15.99.
4. Thermal Curtains (Dunelm, Argos)
Price: From £17.50 (down from £40)
How It Helps: Thermal curtains trap warmth inside by insulating your windows. They are especially effective in retaining heat during the colder months and can significantly cut down your heating costs by reducing heat loss through the windows.
Dunelm has a huge discount on the Wynter Thermal Eyelet Curtains, now available from £17.50 (was £70). They’re also offering 50% off the Montreal Ultra Blackout Curtains from £20 (was £40). These curtains are great at trapping the warmth in and keeping the cold out. Thermal curtains can reduce heat loss through windows, so you won’t need to rely on your heating system as much.
5. Hot Water Bottle ( Amazon)
Price: Various
How It Helps: A classic hot water bottle provides targeted warmth, so you don’t need to turn on the heating as much. Great for keeping cosy in bed or on the couch, this simple tool can help you save energy while staying comfortable.
Amazon has a huge range of hot water bottles that are heavily discounted on their website.
6. LED Smart Bulbs (Currys)
Price: Various
How It Helps: Smart LED bulbs use far less energy than traditional bulbs. They last longer and allow you to control the lighting remotely, which helps reduce unnecessary energy use.
At Currys, you can save on a variety of smart LED bulbs this Black Friday, so you can save money on energy and enjoy your lights for longer. A typical LED bulb typically consumes around 8-12 watts of energy per bulb, while traditional bulbs can consume 40-100 watts.
7. Energy-Saving Plug-in Heater (Amazon)
Price: £20 – £30
Before Price: £25 – £35
How It Helps: Plug-in heaters are ideal for warming up a small room without wasting energy. They can heat a single area, reducing the need to turn up your entire heating system.
Amazon has a huge range of plug-in heaters in their Black Friday sale, such as 45% off this space heater or 43% off this fan heater. An electric heater is great if you just want to heat up one room or area, instead of turning your home thermostat on.
8. Electric Clothes Airer (Currys)
Price: £16.99
Before Price: £25
How It Helps: A heated clothes airer is a great alternative to running a tumble dryer, which can be costly. It dries clothes effectively while using a fraction of the energy, helping to lower your electricity bills.
This 3 tier airer from Currys is a more energy-efficient alternative to running a drying cycle. An electric clothes airer costs significantly less to run compared to a tumble dryer. On average, you could save around £1 to £1.20 per load by using an airer instead of a tumble dryer (based on November 2024 prices).

Black Friday Energy Provider Deals
British Gas
British Gas has a couple of offers this Black Friday. If you switch to a fixed tariff, you’ll get a £25 Amazon.co.uk Gift Card, which you could use to put towards some of the items mentioned above.
Plus, new customers can get 25% off HomeCare packages, which covers problems like boiler breakdowns, plumbing, and electrical issues.
Octopus Energy
Octopus is keeping things fun this Black Friday with a week of freebies and discounts through their app. On Black Friday itself, they’re giving away a free breakfast bap and hot drink from Greggs—not strictly an energy-saving deal, but a nice bonus to warm you up!
Free Energy-Saving Home Improvements
With a government-backed home energy grant, you can receive a package of energy-saving measures completely free of charge. This includes solar panels, insulation, and an air source heat pump. Together, these can save you hundreds each year off your energy bills!
If you’re interested, simply click the button below to see if you’re eligible.