10 Best Powerful Heater For Large Room in The UK

Last updated on 18/07/2025

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Dreo Smart Electric Wall Heater, 28dB Silent Ceramic Space Heaters for Home, Low Energy, 30° Oscillation, Adjustable Thermostat, 24H Timer, IP24 Wall Mounted for Bedroom, Works with Alexa

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Why We Love It

Powerful with silent operation.
Convenient remote control options.
Reliable and safe design.

Main Highlights

𝙋𝙤𝙬𝙚𝙧𝙛𝙪𝙡 𝙋𝙚𝙧𝙛𝙤𝙧𝙢𝙖𝙣𝙘𝙚: Thanks to the PTC heating system and optimized airflow design, the Dreo Wall-Mounted Heater delivers powerful warmth with a strong 11.5ft/s airflow and low 28dB noise level. The 30° manual oscillation allows you to direct heat precisely, ensuring every corner is cozy.
𝑺𝒎𝒂𝒓𝒕 𝑪𝒐𝒏𝒕𝒓𝒐𝒍, 𝑪𝒐𝒏𝒗𝒆𝒏𝒊𝒆𝒏𝒕 𝑶𝒑𝒆𝒓𝒂𝒕𝒊𝒐𝒏: Control your Dreo Wall-Mounted Heater effortlessly using the included remote control, the DREO app, or even voice commands through Alexa. Experience the convenience of multiple control options at your fingertips.
𝑷𝒓𝒆𝒄𝒊𝒔𝒆 𝑻𝒆𝒎𝒑𝒆𝒓𝒂𝒕𝒖𝒓𝒆 𝑹𝒆𝒈𝒖𝒍𝒂𝒕𝒊𝒐𝒏: Stay comfortable all winter long by selecting the ECO mode and setting your ideal temperature. The advanced temperature control system maintains a stable and comfortable environment, offering you a warm and energy-efficient experience.
𝑺𝒂𝒇𝒆 𝒂𝒏𝒅 𝑹𝒆𝒍𝒊𝒂𝒃𝒍𝒆: Constructed with 5VA flame-retardant materials, overheat protection, and an IP24 waterproof rating, this heater ensures secure, worry-free warmth all day. Perfectly suited for bedrooms, bathrooms, and offices, it offers peace of mind while keeping you cozy.
𝑬𝒂𝒔𝒚 𝑰𝒏𝒔𝒕𝒂𝒍𝒍𝒂𝒕𝒊𝒐𝒏: The heater comes with a simple template for easy wall mounting. Just follow the guide to drill the correct holes, and your heater will securely hang on the wall, ready to provide warmth for your home. Power Cord: 70.8 inches

Philips 5000 Series Energy Efficient Connected Tower Fan Heater, 2000W, up to 50% energy savings, temperature display, 5 safety features, 4 modes, 60° oscillation, quiet, black & dark grey (CX5120/11)

4% OffFree Shipping

Why We Love It

Energy-efficient AI technology.
Rapid PTC ceramic heating.
Advanced safety features.

Main Highlights

RAPID 2-SECOND HEATING: with adjustable power up to 2000W. Ideal for rooms up to 20m² in size.
TEMPERATURE DISPLAY: offers quick, effortless control, allowing you to monitor and adjust the heat settings to your desired comfort. The upgraded temperature display offers improved accuracy[2].
POWERED BY ARTIFICIAL INTELLIGENCE (AI): the world's first electric heating range that uses AI to save energy whilst heating for energy savings up to 50%[1].
CONNECT WITH THE PHILIPS AIR+ APP: adjust, monitor, or schedule your heating, whether at home or on the move.
5 ADVANCED SAFETY FEATURES: includes tip-over protection, overheat protection, a VDE-certified safety plug, flame retardant materials, and a safety auto-off.
4 VERSATILE MODES: set your auto target temperature from 1-37°C, customize your warmth with 2 power modes - 1200W, and 2000W[3] - or enjoy a gentle breeze with the ventilation mode.
SLEEP COMFORTABLY: without feeling cold, with noise levels lower than a quiet library at 40.5 dB[3].
60° OSCILLATION: ensures that warm air is circulated throughout your room. No more cold spots, just a comfortable and cool experience.

NETTA Oil Filled Radiator 2500W Portable Electric Heater with Thermostat & 24 Hour Timer 2 Power Settings Home Office Energy Efficiency – 11 Fin, Grey

Why We Love It

Powerful and efficient heating.
Adjustable settings and timer.
Easy movement and installation.

Main Highlights

POWERFUL AND EFFICIENT: This silent but powerful NETTA 2500W Electric Radiator with 11 oil-filled fins will have no problem heating up a medium to large-sized room of up to 28m².
YOU’RE IN CONTROL: With an adjustable thermostat and three power settings to choose from, it’s easier than ever to achieve and maintain your desired room temperature. The built-in 24-hour timer lets you programme the heater to automatically turn on and off – saving your legs and your energy bill.
LIGHTWEIGHT AND PORTABLE: The four easy-glide castor wheels and integral carry handle mean that this radiator can be moved around your home or office with no unwanted noises or vibrations. It also comes with a 1.5M power cable and a built-in cable tidy.
SAFETY MATTERS: Our overheating protection system ensures maximum safety, so you don’t have to worry. We aim to give the best customer service possible. In the unlikely event that this product is at fault, do not worry, as we have you covered with our 365-day warranty. This gives you peace of mind when purchasing a product from us.
DIMENSIONS: H62.5cm x D24cm x W48cm | Weight: 13KG

Dreo 1500W Electric Space Heater, 70° Oscillating Portable Heaters for Home, PTC Ceramic Heater with Thermostat, Remote Control, 3-Mode 3-Speed, 1-12H Timer, Overheat & Tip-Over Protection, ECO-Mode

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Why We Love It

Powerful quick heating feature.
Wide oscillating warmth.
Energy-saving design.

Main Highlights

Small but Mighty: Adopting advanced PTC ceramic heating, this 26.2cm compact space heater gives off surprisingly powerful heat to get you cozy and warm in no time, fitting perfectly on your desktop, counter nightstand. The hidden carry handle makes it easy to move between bedroom, bathroom, study room, kitchen home, office, indoor.
Quick Heating: Powered by DC motor and 9 blades, this ceramic heater outputs 1500W high-powered PTC ceramic heating, much faster than other traditional electric heaters using AC motor and 3 blades. 3-35℃ adjustable electronic thermostat and LED Display make it a breeze to customize your ambient temperature in cold.
70° Oscillating Warmth: Superior to other small heaters, this 70° wide oscillating heater equipped with exclusive trackball system, which help the heat cover more areas in a quiet and smooth way. The working noise level down to 40dB, 1-12h timer as well as display auto dim-off make it more user friendly at night.
Safe to Use: Overheat and tip-over protection provides ultimate security. Reinforced prongs, ABS flame-retardant materials, and upgraded rubber power cord make your home heating safe and stress-free. Multiple safety protection is designed superior to other portable heaters in detail to meet your safety heating need. Exclusive removable washable filter brings fresh warm air for you as well as meet with environment friendly design idea.
Energy Saving: Features 4 modes (High, Low, ECO, Fan) to personalize your comfort. Energy-saving ECO mode adjusts its power based on the temperature around to keep you warm while helping cut down on heating costs.

PELONIS PHOENIX 13M Oil Filled Radiator 2500W, Silent Space Heater - 13 Fins with Adjustable Thermostat, Black

41% OffFree Shipping

Why We Love It

Ensures even, gentle heating.
Compact, portable, and powerful.
Offers multiple safety features.

Main Highlights

HEATING FOR WHOLE ROOM： The PELONIS PHOENIX 13M heater uses the 3D convection technic to form a circulating airflow, which will warm up the room evenly and gently. It delivers cozy warmth for bedroom, living room, office, and kid’s room up to 25㎡.
VOLCANO FAST HEATING TECHNIC： Equipped with VOLCANO Fast Heating Technic, PHOENIX 13M is powerful: The VOLCANO cross path design provides 50% wider heat coverage to increase speed of heat conduction within the fins; 13-fins design helps strengthening the heating power to warm up whole room faster; meanwhile, the multiple VOLCANO vents design spread the heat efficiently by generating convection airflow, without burning risk.
CONSTANT TEMPERATURE CONTROL：13-fin oil-filled radiator features a constant temperature control that will maintains your desired temperature and continuously protects the plants, pets and children in your home; in the meantime, saving your winter heating bills.
COMPACT AND PORTABLE：The powerful 2500W PHOENIX 13M is designed with a unique slim & compact shape, which is H54.5cm x D12.5cm x W43cm in size and 11.4KG in weight. It also equipped with caster wheels and a handle on the back, suitable for moving and capable for using in various scenarios.
3 HEAT SETTINGS & ADJUSTABLE THERMOSTAT: Easily manage the machine with the dual knob control panel: 3 power settings (1000/1500/2500W) on the inner knob and the adjustable thermostat control to achieve the perfect temperature on the outer knob.
MULTIPLE SAFE PROTECTION：The radiator will automatically shut down if the components start to over-heat or accidentally tipped over. It's safe for your daily use. MANUFACTURER 1 YEAR WARRANTY INCLUDED.

Benross 42450 3000W Industrial Fan Heater/Adjustable Thermostatic Control/Cool Air Setting/Tilting Design/Portable With Carry Handle / IPX4 Waterproof, Yellow

9% OffFree Shipping

Why We Love It

Versatile in heating and cooling.
Fully assembled and portable.
Energy efficient and safe.

Main Highlights

INDUSTRIAL FAN HEATER – This industrial fan heater, at up to 3000 Watts of power, will easily heat up an entire room, whether in the home or the office. With its adjustable thermostatic control, it provides the option of 2 different settings for heating at 1500W and 3000W respectively, making it suitable for all kinds of winter temperatures.
ENERGY EFFICIENT - This fan heater won't cost a fortune to run, and based on the October energy price cap of 34p p/kWh will cost you around £1.02 per hour when run at the maximum power of 3000W, making it an efficient way to keep your home warm!
TILTING PORTABLE HEATER – Easily direct the fan towards wherever you want some heating or cooling with this fan’s tilting design. The fan heater is portable and easy to transport to different places, coming with a convenient insulated carry handle right on the top of the heater that folds on top of the unit for easier storage. The durable metal casing of the fan means it can withstand plenty of movement and transport, and the fan is also IPX4 waterproof certified.
FULLY ASSEMBLED – This fan heater comes fully assembled, allowing you to instantly plug it in and use it straight out of the box. If that’s not convenient enough, the heater is also energy efficient, and makes little noise (45dB) compared to other fans of a similar strength. Its dual overheat protection with an auto shutdown function also ensures that the fan will not be damaged by overheating, making it last over long durations of use.
COOL AIR SETTING – Not only can the fan heat up rooms, it can also cool them down thanks to its 40W cool air fan setting. You will be able to use the fan to heat up your surroundings in the winter, and then again in the summer to cool your area down in the heat, making this fan very useful at all times of year.

Dreo Electric Heater, 1500W Energy Efficient Space Silent Room Heater, Portable Ceramic Fan Heaters, Thermostat 3 Modes 12H Timer, Overheat & Tip Over Protection, for Bedroom, Atom 316, Gold

35% OffFree Shipping

Why We Love It

Rapid heating technology.
Advanced safety features.
Precision temperature control.

Main Highlights

Powerful heat that fits everywhere: Dreo space heaters for indoor combines Hyperamics 1500W advanced PTC system with a new heat funnel design to deliver heat within seconds and enhance warm air circulation for up to 200% farther reach than traditional heaters.
Unbreakable safety: Dreo goes beyond the unexpected to deliver peace of mind with every room heater. The innovative tilt-detection sensor improves accuracy and reliability for better tip-over protection, and built with V0 flame retardant materials, overheat protection, and safety plug.
Ultimate temperature control: The enhanced NTC chipset brings more precision to turn your space heater with thermostat into a smart heating powerhouse, allowing you to set heat on a wider range from 5-35℃ with ±1℃ increments, saving you energy while keeping you comfortable.
Cozy quietness: No more choosing between quiet or warmth, Dreo's heater for bedroom warms quietly thanks to its brushless DC motor with frictionless performance and a winglet fan design that reduces turbulence, reducing noise to only 34dB.
Fits into your lifestyle: This portable heater handle makes it easier to carry and is equipped with multiple heating levels and modes to heat as you like (Power heat, ECO, Fan Only). It also features handy extras for a hassle-free experience (12-hour timer, mute, child lock, and memory function).
Upgraded Control Panel: This new version features a silk-screened button design that stands out with a white-on-black background for enhanced visibility and better user experience.
Voltage: AC 220-240V 50Hz
Power (output): 1500 Watts
Mounting Type: Free Standing

Dimplex ML2T 2kW Convector Heater, Freestanding Electric Plug In Convector Radiator, Floor Standing with Thermostat & Anti Frost Setting, Portable or Fixed, Quiet, Slim & Lightweight–White/Grey,Black

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Why We Love It

Silent and efficient heating.
Suitable for larger rooms.
Easy and accurate controls.

Main Highlights

DIMPLEX ML2T 2KW CONVECTOR HEATER - A versatile, free standing home heating unit with near silent operation, built in thermostat, large rotary dial, fast heat up
PORTABLE FREESTANDING HEATER - Dimplex convector heaters are ideal for heating larger rooms (12-20m²), such as living rooms or conservatories, by circulating warm air throughout the space for a rapid warm up
ML SERIES CONVECTOR RADIATOR - Ideal for many house or office sizes, this stylish convector offers top-of-the-line, easy to use control options for maximum accuracy and energy efficient operation
2 KW HEAT OUTPUT - A powerful 2000 watt home heater, ideal for cold weather. Lightweight and great for thermostatically controlled top-up heating warmth; with handles for easy portability around your space
PLUG IN AND GO -1.5 cable, and 3 year guarantee included. Brought to you by Dimplex, the trusted name for energy efficient electronic heating, ventilation and cooling for over 70 years

PureMate Ultrasonic Cool & Warm Mist Humidifier with Ioniser and Aroma Diffuser Tray - Auto Shut-Off with 5 Litre Water Tank Capacity, 30 Watts, Powerful for Large Room 30m²

25% OffFree Shipping

Why We Love It

Enhances air, promotes better breathing.
Long-lasting with efficient design.
Features sleep-friendly mode.

Main Highlights

COOL & HOT MIST FUNCTIONS & QUIET AS A WHISPER: The gentle, cool & hot mist provided by humidifiers is known to deter growth of harmful bacteria, dust mites, and mold; and relieves cough, irritated nasal passages, and throat. Cool & hot mist keeps nasal passages, sinuses, and skin hydrated in hot, dry weather.
ULTRA-EFFICIENT, LONG-LASTING DESIGN: The PureMate Cool & Hot Mist humidifier is the best of the best. Equipped with a large 5 litre water tank and 360 degree rotatable nozzles, this humidifier can humidify rooms up to 30m²(325ft²) ! One tank will last for up to 20 hours of continuous use on low setting.
RESIN WATER SOFTEN TECHNOLOGY: Built-in filter can easily remove limescale, germs, calcium and magnesium ions in hard water to offer purer and finer mist spraying, helpful for skin absorption and better breath. Lasts longer than other filters
EASY TO USE & OPTIONAL IONISER: Simple, easy-to-use, one-touch control and optional Ioniser to purify the air while providing a restful sleep.Low Operating costs Low 30W(low setting) energy consumption, instant relaxing aromatherapy, providing a restful sleep.
NEW & IMPROVED: Now with SLEEP MODE, you can now turn off the display lights to ensure a good nights sleep with no disturbing lights.

PureMate Heater Oil Free with Mica Panels, 2000W Electric Heater, Radiant and Convection, Micathermic, Space Heater with Thermostat, 2 Heat Settings with Fast Heating

50% OffFree Shipping

Why We Love It

Superior to traditional oil heaters.
Adjustable settings for desired temperature.
Slim, portable, and safe design.

Main Highlights

SUPERIOR TO OIL HEATERS - While oil heaters have their pros, Micathermic (or Mica Panel) heaters outrank them in many ways. They radiate heat more effectively, they are safer to use, lighter in weight, more economic and provide a healthier heating experience
ADJUSTABLE HEAT SETTINGS - The PM830 has two heat settings which allow you to adjust the level of heat being expelled: 1.2kW and 2kW. It also has an adjustable thermostat which you can adjust to set at your desired temperature.
SLIM AND PORTABLE DESIGN - Thanks to their clever design, our Micathermic heaters are safe to touch and will not burn your hands. In addition, they are lightweight and have caster wheels which enable you to move the heater from room to room with ease. There are also integrated handles to make transportation easier. On the front is a cable winding handle for keeping the cable tidy when the heater is not in use
SAFE TO USE - Surpassing both convector and oil-filled radiators, radiant heaters like the PM830 are safer to use. The mica panels are naturally insulating which prevents from electric shocks and electrical fires. Additionally, the heating element is covered by protective mesh which stays cooler to touch and prevents any burning accidents. It also has an over-heat function to prevent the heater from over-heating, and will also automatically switch off if it is accidentally tipped over
HOME, OFFICE & GARAGE USE - this radiator is an ideal and stylish way to heat up rooms in the home or office. The modern sleek grey design will look great in any room
DIMENSIONS 54.5 x 24.5 x 66 cm, fitted with a 1.5m power lead, and integrated cable tidy for safe & tidy storage.

9.2

Superb

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We scanned 331 products

We reviewed these offers relevant to the Powerful Heater For Large Room within online retailers such as Amazon, eBay and other local retailers, ensuring we covered all major brands and models. The products we selected come from trusted brands like Dreo, Philips, NETTA, Pelonis, Benross, Dimplex, PureMate, all of which have a reputation for consistently delivering high-quality products that users love and innovative approaches for function & design.

For the best Powerful Heater For Large Room in the market, we considered we took a deep dive into 1656 online reviews , focusing on elements like user satisfaction, performance in real-world conditions, and long-term reliability. Our ranking also evaluates each review’s relevancy, authenticity, up-to-dateness and depth so that the comparison is more sound.

We concluded that:

The clear winner of our analysis is Dreo Smart Electric Wall Heater, 28dB Silent Ceramic Space Heaters for Home, Low Energy, 30° Oscillation, Adjustable Thermostat, 24H Timer, IP24 Wall Mounted for Bedroom, Works with Alexa. We love many things about this product by Dreo. What sets it apart from the competition is Powerful with silent operation, Convenient remote control options, Reliable and safe design.
The best value product for most shoppers and where user satisfaction is continuously the highest is Philips 5000 Series Energy Efficient Connected Tower Fan Heater, 2000W, up to 50% energy savings, temperature display, 5 safety features, 4 modes, 60° oscillation, quiet, black & dark grey (CX5120/11) by Philips based on online reviews by bloggers, experts and online shoppers.
The biggest bargain at the moment for Powerful Heater For Large Room and the best cost-to-value ratio is PureMate Heater Oil Free with Mica Panels, 2000W Electric Heater, Radiant and Convection, Micathermic, Space Heater with Thermostat, 2 Heat Settings with Fast Heatingat PureMate with a 50% discount.
Our list of the best Powerful Heater For Large Room is updated regularly to reflect new releases and changes in product availability, so be sure to check back often for the latest rankings and discounts.

10 Best Powerful Heater For Large Room in The UK

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We scanned 331 products

We concluded that: