Windy UK winters can turn your home into a chilly space, pushing cold air through every gap. Keeping heat inside requires a combination of effective products and strategic solutions.
Product Comparison for Keeping Heat In
| Product | Best for | Power (W) | Size | Safety Features | Noise Level (dB) | Price |
|---|---|---|---|---|---|---|
| DREO 1500W Ceramic Space Heater with Thermostat | Best Overall | 1500 | — | Tip-over, overheat protection, timer, flame retardant | 34 | Check price |
| Warm Home Designs 54×84 Ivory Thermal Blackout Curtains | Best Budget Curtains | — | 54 x 84 inches | — | — | Check price |
| Warm Home Designs 54×96 Ivory Thermal Blackout Curtains | Best Long Curtains | — | 54 x 96 inches | — | — | Check price |
| GDHOMM Adjustable Door Draft Stopper Sweep | Best Door Draft Stopper | — | Fits doors 30″ to 36″ | — | — | Check price |
| LCGOD Magnetic Fireplace Draft Stopper Cover | Best Fireplace Cover | — | 36 x 32 inches | — | — | Check price |
Best Products to Keep Heat Inside Your Home This Winter
DREO 1500W Ceramic Space Heater with Thermostat
- Power1500W
- Safety FeaturesTip-over, overheat protection, 12-hour timer, flame retardan
- Noise Level34 dB
- Size—
- Fast heating in seconds
- Quiet operation at 34dB, 12% quieter than competitors
- Multiple safety features with ETL certification
- Smart ECO mode for energy savings
- Cord length and plug type may limit placement
- Only two heat settings
Warm Home Designs 54×84 Ivory Thermal Blackout Curtains
- Size54 x 84 inches
- Material100% polyester
- Light Blocking96%
- CareMachine washable
- Blocks 96% of sunlight and drafts
- Soft textured fabric with subtle pattern
- Machine washable for easy care
- Reduces outside noise
- Standard length may not fit taller windows
- No thermal lining for extreme cold
Warm Home Designs 54×96 Ivory Thermal Blackout Curtains
- Size54 x 96 inches
- Material100% polyester
- Light Blocking96%
- CareMachine washable
- Blocks 96% of sunlight and drafts
- Fits taller windows up to 96 inches
- Machine washable and easy to maintain
- Reduces outside noise
- Longer length may require more space
- No heavy thermal lining
GDHOMM Adjustable Door Draft Stopper Sweep
- Fits Door Width30″ to 36″
- Gap Size0.4 to 1.7 inches
- MaterialDouble-layer velvet
- Height2 inches
- Fits standard door sizes with adjustable gap filler
- Waterproof and machine washable velvet fabric
- Blocks drafts, noise, dust, and odors
- Works on all floor types without damage
- Not suitable for exterior doors with thresholds
- Limited to door widths 30″ to 36″
LCGOD Magnetic Fireplace Draft Stopper Cover
- Size36″ x 32″
- Material600D Oxford fabric, polyester wadding
- InstallationMagnetic snap-on
- FitMetal fireplace frames approx. 34″ x 30″
- Instant magnetic installation, no tools required
- Durable 4-layer construction resists tears and scratches
- Blocks drafts and heat loss year-round
- Compact foldable design for easy storage
- Only fits metal fireplace frames with inner size ~34″ x 30″
- Not suitable for non-metal fireplaces
How to Choose the Right Products for Winter
Pick products that match the size of your space and the severity of the winter. Power rating matters: a 1,500-watt electric heater is the usual maximum for a plug-in model, enough for rooms up to about 150 square feet. Size and weight affect where you can place or move the heater. Safety features include tip-over and overheat protection, plus a UL, ETL, or CSA listing.
Noise level is key if you use the heater in bedrooms or offices. Ceramic heaters tend to be quieter than fan-forced models. Oil-filled radiators run silently but take longer to warm up.
Insulation and draft-proofing make a bigger difference than the heater’s power alone. Curtains with thermal lining block heat loss through windows. Draft stoppers seal gaps under doors. Both reduce heat loss caused by windy conditions.
Rubber mats on kitchen tiles do not keep your whole house warmer. They provide comfort underfoot and some insulation at floor level but don’t stop drafts or improve room insulation significantly.
Energy efficiency saves money over time. Look for heaters with thermostats and adjustable heat settings. They run only as long as needed. Draft-proofing and insulation reduce the heater’s workload.
- Check Your Room SizeMeasure the floor area to match heater capacity.
- Inspect InsulationLook for gaps around windows and doors to seal.
- Choose Safety FeaturesSelect models with tip-over and overheat protection.
- Consider NoisePick quieter heaters for bedrooms or workspaces.
| Appliance | Watts | Per hour | Per day (8 h) | Per month (30 days) |
|---|---|---|---|---|
| 1,500 W space heater | 1,500 W | 26¢ | $2.04 | $61.20 |
| Heated blanket | 100 W | 1.7¢ | 14¢ | $4.08 |
Sizing and Heat Output: What You Need to Know
Calculate heat output by multiplying the room’s square footage by 10 watts per square foot for a well-insulated space. For example, a 150 sq ft room needs about 1,500 watts.
Poor insulation or single-pane windows increase heat loss. Add 20 to 30 percent more wattage for drafty or windy rooms. Wind accelerates heat loss by pushing cold air through cracks and gaps.
Heat loss occurs mainly through walls, windows, doors, and floors. Wind increases the rate of loss by forcing cold air inside and pushing warm air out. Sealing gaps and adding thick curtains slow this process.
Use a heater with a thermostat to maintain your chosen temperature without wasting power. The heater will cycle on and off to keep the room warm despite wind and drafts.
| Appliance | Watts | Per hour | Per day (8 h) | Per month (30 days) |
|---|---|---|---|---|
| Heater for 150 sq ft room (well insulated) | 1,500 W | 26¢ | $2.04 | $61.20 |
| Heater for 150 sq ft room (poor insulation) | 1,950 W | 33¢ | $2.65 | $79.56 |
Safety Features to Look For
Heating products must have safety certifications such as ETL or UL to meet industry standards. These certifications confirm that the heater has passed tests for electrical safety and fire hazards.
Tip-over protection is essential for portable heaters. It automatically shuts off the heater if it falls over, preventing fires. Overheat protection is another critical feature that turns the heater off if internal temperatures rise too high.
Follow the manufacturer’s instructions for use. Some heaters are not designed for continuous operation or unattended use. Models with automatic shut-off timers or thermostats help prevent overheating and reduce energy waste.
Common Gaps Competitors Miss
Thermal curtains block cold drafts and trap heat near windows. They are more effective than standard curtains and can reduce heating costs by limiting heat loss through glass. Draft stoppers placed at the bottom of doors stop cold air from sneaking in.
Furniture placement affects heat retention. Avoid blocking radiators or heaters with large sofas or curtains. Position seating near heat sources to maximize warmth in frequently used areas.
- Use Thermal CurtainsInstall thick, insulated curtains like the Warm Home Designs Ivory Damask Curtains to keep cold air out and warm air in.
- Add Draft StoppersPlace adjustable draft stoppers such as the GDHOMM Door Draft Stopper at the base of doors to seal gaps.
- Rearrange FurnitureKeep heaters and radiators clear of obstructions to allow heat to circulate freely.
- Quick DIY FixesApply weatherstripping tape around window frames and door edges to seal minor leaks without damaging surfaces.
Renters can use these non-permanent fixes to improve heat retention without altering the property. These simple steps are often missing from competitor advice but make a significant difference in comfort and energy bills.
Learn more about trapping heat in rooms by reading how to trap the warmth and find additional tips for living room heating in How to Keep Your Living Room Warm All Winter Long.
Frequently Asked Questions
Can I turn off my heater at night in a small shed studio?
Do rubber mats help keep my kitchen warm during winter?
What are the best ways to insulate my windows?
How does draught-proofing affect my heating bills?
What are the safety features I should look for in a space heater?
How often should I check my heating system for efficiency?
The other half of this decision is 5 heating efficiency tips for high-ceiling rooms.
There is more on 7 practical ways to keep heat in an open-plan apartment in a guide of its own.



