Professional draught-proofing of windows, doors and blocking cracks in floors and skirting boards can cost around £225, but it can save around £125 (£100 in NI) a year on energy bills, according to Energy Saving Trust.
DIY draught-proofing can be much cheaper.
3 Walls
Ms Vening shared that walls play an important part in preserving heat, as almost 35-45 percent of the losses occur through them.
To protect one’s home, people can inject cavity wall insulation or, if they have solid walls, they might need to opt for both external and internal insulation.