Conserve Cavity Wall Insulation

Cavity wall insulation is made up of insulation material which is blown by high pressure into the air gap between the brickwork of your home.

If your home is built after 1920 it will normally have been built with cavity walls. Cavity walls comprise of two layers of brickwork which have an air gap between them.

Cavity wall insulation illustration
25 Maximum lifetime of measure (yrs)

All outside walls on your property will have to be drilled with a series of small holes and then the insulating material is blown in and the small holes filled up.

Fitting cavity wall insulation is a job for the professionals and you will not be able to install cavity wall insulation yourself:. A professional registered installer can insulate an average house in around two hours and the process is simple, quick and clean.

  • Cavity Wall Insulation Advantages

  • reduce gas & electricity bills
  • reduce your home's carbon footprint
  • keep your house cooler in summer and warmer in winter
  • improve your home's energy efficiency rating
  • Cavity Wall Insulation Disadvantages

  • has to be installed by a professional installer not a DIY job.

Available with

You can get grants for Cavity Wall Insulation, below are the schemes this is available with.

* According to data sourced from the Energy Saving Trust website.