Internal Wall Insulations

What is Internal Wall Insulation?

Internal Wall Insulation (IWI) is a type of solid wall insulation whereby a layer of thermal insulating material is fixated on an internal wall. More heat is retained within the room itself, the goal of IWI is to support heat loss and therefore reduce your energy bills.

Can IWI be installed in conjunction with External Wall Insulation (EWI)?
Yes – IWI and EWI together is known as Hybrid. This is where both types of solid wall insulation are installed within your property.

The benefits of IWI:

  • A great alternative if you do not want to change the exterior of the property.
  • You can pick which room you would like to insulate.
  • Reduces your carbon footprint.
  • Reduces your energy bills.
Internal wall insulation

Is IWI cost effective?

Installing IWI, you can save up to £145-800 per year on your energy bills.

When you decide to install Internal Wall Insulation into your property, ensure this is being completed by a trusted and regulated installer. Pick an Installer near you from The IAAs Installer List to ensure your property is covered by a 25 year guarantee. Selecting an IAA Installer, gives you peace of mind, knowing your installation is carried out by a regulated installer to the highest possible standard.

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