Draught-Proofing– Draughts are one of the most common causes of heat loss in homes, leading to higher energy bills and a less comfortable living environment. In the UK, where winters can be chilly, draught-proofing is an essential step to keep your home warm and energy-efficient. The good news is that you don’t need to spend a fortune to tackle air leaks. With a few simple DIY techniques, you can effectively draught-proof your home on a budget. This guide provides practical tips for sealing gaps in doors, windows, and walls, helping you save money and stay cosy all year round.


Why Draught-Proofing Matters

Draughts occur when cold air enters your home through gaps and cracks, forcing your heating system to work harder to maintain a comfortable temperature. By sealing these leaks, you can:

  • Reduce Heat Loss: Keep warm air inside and cold air outside.
  • Lower Energy Bills: Save money by reducing the need for constant heating.
  • Improve Comfort: Eliminate cold spots and create a more consistent indoor temperature.
  • Reduce Carbon Emissions: Use less energy, contributing to a greener environment.

DIY Draught-Proofing Tips

1. Draught-Proofing Doors

Doors are a common source of draughts, especially around the edges and at the bottom. Here’s how to seal them:

  • Door Sweeps: Attach a brush or rubber strip to the bottom of the door to block gaps. These are inexpensive and easy to install.
  • Draught Excluders: Place a fabric draught excluder at the base of the door to prevent cold air from entering.
  • Weatherstripping: Apply self-adhesive foam or rubber strips around the door frame to seal gaps.
  • Letterbox Covers: Install a letterbox brush or flap to prevent draughts from entering through the letterbox.
  • Keyhole Covers: Use a keyhole cover or cap to block air leaks through the keyhole.

2. Draught-Proofing Windows

Windows are another major source of draughts, particularly in older homes. Here’s how to address them:

  • Weatherstripping: Apply self-adhesive foam or rubber strips around the window frame to seal gaps.
  • Window Film: Use shrink-to-fit plastic window film to create an additional insulating layer. This is particularly useful for single-glazed windows.
  • Caulk or Sealant: Fill small gaps around the window frame with caulk or silicone sealant.
  • Heavy Curtains: Hang thick, thermal curtains to reduce heat loss through windows. Close them at night to keep the warmth in.
  • Secondary Glazing: If you’re on a tight budget, consider DIY secondary glazing using acrylic sheets or cling film.

3. Draught-Proofing Walls and Floors

Gaps in walls, floors, and skirting boards can also let in cold air. Here’s how to tackle them:

  • Seal Skirting Boards: Use caulk or sealant to fill gaps between skirting boards and walls or floors.
  • Cover Floor Gaps: For gaps between floorboards, use a flexible filler or silicone sealant. Alternatively, lay rugs or carpets to reduce draughts.
  • Seal Pipework: Use expanding foam or sealant to fill gaps around pipes that enter your home through walls or floors.
  • Insulate Loft Hatches: Apply weatherstripping around the edges of your loft hatch and attach insulation to the back to prevent heat loss.

4. Draught-Proofing Chimneys and Fireplaces

Unused chimneys and fireplaces can be a significant source of draughts. Here’s how to address them:

  • Chimney Balloon: Insert an inflatable chimney balloon to block draughts. Ensure it’s easily removable if you plan to use the fireplace in the future.
  • Chimney Sheep: Use a wool chimney draught excluder to block airflow while still allowing ventilation.
  • Fireplace Covers: Place a decorative fireplace cover or screen in front of an unused fireplace to reduce draughts.

Tools and Materials You’ll Need

Most draught-proofing tasks require simple tools and materials that are readily available at DIY stores or online. Here’s a basic list:

  • Self-adhesive foam or rubber weatherstripping
  • Door sweeps or draught excluders
  • Caulk or silicone sealant
  • Window film or secondary glazing kits
  • Expanding foam for larger gaps
  • Chimney balloons or wool draught excluders
  • Heavy curtains or thermal liners

Tips for Effective Draught-Proofing

  1. Identify Draughts First: Use a candle or incense stick to locate draughts. Hold it near doors, windows, and walls—if the flame or smoke wavers, you’ve found a draught.
  2. Prioritise Problem Areas: Focus on the biggest sources of draughts first, such as doors and windows.
  3. Don’t Block Ventilation: Ensure you don’t seal essential ventilation points, such as extractor fans or air bricks, as these are needed to prevent condensation and damp.
  4. Combine with Other Energy-Saving Measures: Pair draught-proofing with insulation, double glazing, and efficient heating systems for maximum energy savings.
  5. Regular Maintenance: Check your draught-proofing measures periodically and replace any worn-out materials.

Conclusion

Draught-proofing your home is a simple and cost-effective way to improve energy efficiency, reduce heating bills, and create a more comfortable living environment. With a few DIY techniques and inexpensive materials, you can seal gaps in doors, windows, walls, and other areas, keeping the cold air out and the warmth in.

In the UK, where energy costs are a concern for many households, draught-proofing is a smart investment that pays off in the long run. Take the time to identify and address draughts in your home, and enjoy the benefits of a cosier, more energy-efficient space.


By tackling draughts on a budget, you’ll not only save money but also contribute to a greener future. Stay warm, stay efficient, and make the most of these simple yet effective DIY tips!

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