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Refined resultsFilled heaters
NOW
£ 16.99
£ 29.99
Children's Plastic Water Filled Barbell or Dumbbell Weightlifting Exercise
3 bought
NOW
£ 40.00
£ 89.99
Kids' Dinosaur Print Deep Filled Spring Mattress
NOW
£ 6.99
£ 14.99
Luxury Hotel Quality Hypoallergenic Pillows - Extra Filled, Machine Washable, Plain or Stripe Finish
26 bought
NOW
£ 12.99
£ 34.99
Luxury Duck Feather & Down Pillows - Extra Filled, 100% Cotton Cover, Hotel Quality - Pack of 2
87 bought
NOW
£ 82.49
£ 132.99
PRICE DROP! Adjustable Infrared Halogen Patio Heater 1000W/2500W - Water-Resistant Outdoor Electric Heater, Black
1 bought
NOW
£ 29.99
£ 79.99
2kW Infrared Patio Heaters - 4 Options, Including 2 Remote and Timer Control models!
188 bought
NOW
£ 29.00
£ 89.99
Kids' Dinosaur Print Deep Filled Spring Mattress
43 bought
NOW
£ 12.99
£ 18.99
Luxury Duck Feather & Down Pillows - Extra Filled, Hypoallergenic, Machine Washable (2 Pack)
20 bought
NOW
£ 5.99
£ 19.99
Orthopaedic V-Shaped Support Pillow - Extra-Filled Hollowfibre, Machine Washable, 7 Colour Options
37 bought
NOW
£ 102.00
£ 199.99
Luxury Deep-Filled Fabric Sofa Bed - Modern Pine Frame Futon, Space-Saving Convertible, Multiple Sizes & Colours
- Age group: Adult
- Brand: Sleep Softly Ltd t/a UKFurniture4U
- Gender: Unisex
11 bought
NOW
£ 34.99
£ 75.40
Midea 2300W 11-Fin Oil Filled Radiator with Thermostat and Safety Features
NOW
£ 15.99
£ 25.99
Phoenix Fitness Vibrant Pink Vinyl Kettlebell - Cement-Filled, Non-Slip Handle, Multiple Weights (2kg-20kg)
41 bought
NOW
£ 32.99
£ 69.99
GlowmasterUK Oil Filled Radiators: 3 Sizes & 2 Colour Options!
NOW
£ 99.00
£ 239.99
Grey Double Folding Sofa Bed with Wide Armrests, 6-Level Adjustable Backrest, and Soft Cotton Filling
18 bought
NOW
£ 9.99
£ 29.99
3-in-1 LED Dual Light Selfie Stick Tripod - Adjustable Fill Light, Stainless Steel, Portable Beauty Gadget
134 bought
NOW
£ 50.00
£ 99.99
L7C Pro 3-Axis Smartphone Gimbal Stabiliser with AI Tracking & LED Fill Light - Black or Grey
NOW
£ 9.00
£ 29.00
Cake Fillings Mastery Online Course with Certificate
4 bought
NOW
£ 25.99
£ 79.99
Neo Free Standing Radiator Convector Heater
NOW
£ 34.99
£ 92.96
Ultimate Winter Car Care Bundle with 12V Blanket, Heater, Traction & Dehumidifier
1 bought
NOW
£ 7.99
£ 19.99
Pack of 3 Multifunctional Soft Cleaning Brushes with Liquid-Fill Handles - White, Green & Yellow
1 bought
NOW
£ 18.99
£ 23.00
Portable Steel BBQ Fire Pit Grill - Square Outdoor Heater
716 bought
NOW
£ 41.99
£ 68.99
Portable Convector Radiator Heater With Adjustable Thermostat And Dual Power
NOW
£ 44.49
£ 85.99
2000W Wall Mounted Electric Heater With Digital Thermostat And Remote Control
NOW
£ 49.00
£ 119.99
18" Multifunctional Steel BBQ Grill & Fire Pit - Portable Outdoor Heater
327 bought
NOW
£ 57.99
£ 108.99
1850W Freestanding Electric Fireplace Heater With Adjustable Flame Effect And Thermostat
- Age group: Adult
- Brand: Mhstar Uk Ltd
- Location: National Deal
NOW
£ 19.49
£ 149.00
Wrinkle Fill Snake Venom & Hyaluronic Acid Anti-Ageing Moisturiser Cream Duo - For All Skin Types, 50ml x2
9 bought
NOW
£ 129.00
£ 368.00
42,000 BTU Stainless Steel Outdoor Patio Gas Heater With 360° Heat And Adjustable Settings
- Age group: Adult
- Brand: FDS CORPORATION
- Location: National Deal
NOW
£ 141.99
£ 223.99
3D Flame Electric Fireplace Heater With Remote Control And Panoramic Glass
NOW
£ 46.99
£ 133.99
HOMCOM Freestanding Electric Fireplace Heater With Adjustable LED Flame And Overheat Protection
- Brand: Mhstar Uk Ltd
- Gender: Unisex
- Location: National Deal
NOW
£ 14.99
£ 26.99
2-in-1 Compact Fan Heater - Dual Heat Settings, Thermostat & Overheat Protection, Portable Quiet Design
NOW
£ 18.99
£ 59.99
Neo White Electric Fan Heater 2000W
NOW
£ 17.99
£ 29.99
1200W Halogen Oscillating Electric Portable Heater - Compact & Efficient
NOW
£ 99.00
£ 383.95
Stainless Steel Smokeless Fire Pit - Multi-Fuel Outdoor Heater
505 bought
NOW
£ 58.99
£ 95.99
Freestanding Electric Fireplace Heater With Adjustable Flame And Dual Heat Settings
- Brand: Mhstar Uk Ltd
- Gender: Unisex
- Location: National Deal
NOW
£ 79.00
£ 259.00
13KW Mushroom Patio Heater - Steel or Rattan Mushroom Designs!
12 bought
NOW
£ 57.99
£ 81.99
2000W 3D Flame Freestanding Electric Fireplace Heater With Adjustable Heat
NOW
£ 42.99
£ 74.99
Wall-Mounted Ceramic Heater With Remote Control And 12-Hour Timer, 2000W - White
NOW
£ 52.99
£ 100.99
Freestanding Electric Fireplace Stove Heater With Adjustable Flame Effect, 1000W/2000W
- Brand: Mhstar Uk Ltd
- Gender: Unisex
- Location: National Deal
NOW
£ 72.49
£ 106.99
Smart WiFi Electric Heater With App & Remote Control, 5-35°C, Black - Wall-Mount Or Freestanding
Discover comfort without compromise with our curated selection of filled heaters. From oil-filled radiators to plug-in electric heaters, Wowcher UK brings you deals on reliable warmth that fits every room and budget.
Designed for quiet operation, energy efficiency, and safe use around family spaces, filled heaters deliver steady warmth without heavy maintenance. A typical oil-filled radiator stores heat in mineral oil and steadily releases it as needed, keeping rooms comfortable even after you switch it off.
Whether you're warming a compact office, a cosy bedroom, or a larger living area, our selection includes portable electric heaters, space-saving oil-filled radiators, and programmable options that help manage energy use. Explore exclusive UK deals on space heater models, with fixed price drops and fast delivery on many items.
Frequently Asked Questions
What are filled heaters and how do they work?
Filled heaters, often called oil-filled radiators, have mineral oil sealed inside aluminum fins. When the electric element warms the oil, heat is transferred to the metal fins and then radiates into the room while a gentle convection current circulates warm air. This design provides steady, lasting warmth with minimal noise, making it ideal for bedrooms, nurseries, and home offices.
Most models include a built-in thermostat and thermostat-based controls to maintain your target temperature. Features such as a programmable timer, Eco mode, and multiple heat settings help you balance comfort with energy savings. Because the unit doesn’t rely on a fan, it stays quiet and unobtrusive in living spaces.
What are the most popular types of filled heaters?
The most common options are oil-filled radiators on wheels for easy movement, providing portable warmth for bedrooms, lounges, and balconies. Compact panel heaters with oil-filled cores offer slim profiles for desks or tight corners. Tall, column heaters combine stylish design with accelerated heat distribution. All versions are designed to be responsibly used with thermostats and tip-over switches for safety.
When choosing, you’ll often see models described as energy-saving auto shut-off, silent operation, and cool-touch housing for families with pets and kids. In the Wowcher UK range, you’ll find electric heaters that blend seamlessly with modern interiors while delivering dependable warmth.
How to choose the right filled heater for your space?
Start with room size: larger areas benefit from higher wattage oil-filled radiators or versatile space heater models with broad heat distribution. Check the thermostat range and consider a model with a programmable timer to heat rooms only when needed, reducing energy consumption.
Look for safety features like a sturdy tip-over switch, overheat protection, and cool-to-touch surfaces, especially in homes with children and pets. Mobility matters: wheels and integrated handles make it easy to move a heater between rooms. Noise level is another consideration, with most oil-filled radiators operating quietly, ideal for bedrooms and study spaces.
Energy efficiency is often tied to airflow: oil-filled radiators tend to retain heat longer after switching off, helping you save on running costs. In the UK climate, pairing a reliable heater with smart plugs or timers from Wowcher UK can maximize savings without sacrificing comfort.
How to maintain filled heaters?
Maintenance for filled heaters is minimal but important. Regularly wipe the exterior with a damp cloth to remove dust, and keep the grill clean to maintain airflow. Use the built-in control features, thermostat, timer, and any eco-modes, as recommended in the user manual to prolong efficiency and safety.
Do not immerse any part in water, avoid placing the heater near flammable items, and store in a dry place when not in use. If you notice reduced heat output or unusual noises, consult the manufacturer’s guidelines or a qualified technician. With proper care, your oil-filled radiator or electric heater will deliver consistent comfort for years.
Are filled heaters safe for homes with children and pets?
Yes. Reputable filled heaters include multiple safety features such as tip-over switches, automatic overheat protection, and cool-to-touch surfaces on the exterior, reducing the risk of burns. Look for models with sturdy bases and recessed cords to minimize tripping hazards. When used with a properly sized room and in accordance with the instructions, oil-filled radiators provide a safe warmth source for families.
To further enhance safety, place heaters on stable, level surfaces away from curtains, furniture, and wet areas. Always supervise children and pets around heaters and consider a model with a discreet design that blends into living spaces while keeping safety features at the forefront.
Where to find the best deals on filled heaters in the UK?
Wowcher UK curates ongoing oil-filled radiator deals, electric heater sales, and bundle offers that make high-quality warmth affordable. Look for keywords such as portable heater deals UK, space heater sale, energy efficient heater, and thermostat-controlled heater to find options that fit your budget and living space. Our listings frequently feature free delivery, price drops, and limited-time discounts on trusted brands, so you can shop confidently for filled heaters without compromising on safety or performance.