Wall insulation

Cavity wall insulation

  • Discover how much insulating the walls of your home could save you on your heating bills
  • Find out how cavity wall insulation is being done and what to watch out for with damp problems
  • How to get cheaper or even free cavity wall insulation and find a registered installer
  • Watch our exclusive video uncovering shoddy cavity wall inspections

What's in this guide

Cavity wall insulation costs and savings

Find out how cavity wall insulation could help save you money on your energy bills

Cavity wall insulation installation

Cavity wall insulation options, costs and how much you can expect to save

Cavity wall insulation: damp problems

What to watch out for with cavity wall insulation. Watch the video from our investigation Contains video

Cavity wall insulation FAQs

Answers to your frequently asked questions about cavity and solid wall insulation