What is a cavity wall insulation?

Your external walls may be composed of an outer and an inner bricklayer with a cavity or space in between them. Cavity wall insulation is simply adding insulation to this space. Insulation can be in the form of cellulose, cavity batts, EPS beads and so on. You can know more about cavity wall insulation in our blog

How does cavity wall insulation work?

The insulating material that is added to the cavities acts as a physical barrier that prevents heat transfer from the inner surface to the outer layer. In summer, it restricts the entry of heat from the outside. For more information, please refer to our blog.

When was cavity wall insulation introduced?

Cavity wall insulation was introduced in 1920. Please refer to our blog for more information.

How much does cavity wall insulation save?

Cavity wall insulation can help you save up to £305/year in energy bills. It reduces 20-25% of heat loss through walls.

What is the cost for cavity wall insulation?

The cost of insulating cavity walls depends on your building type and the type of insulating material you choose. While cavity batt insulation may be cheaper, foam insulation is costly to insulate cavities.

What are the common problems with cavity wall insulation?

Cavity wall insulation is quite commonly associated with damp problems, condensation issues and others. Please refer to our blog, wherein we have discussed the problems relating to cavity wall insulation in detail.

Where can I get cavity wall insulation near me?

You can buy cavity wall insulation batts and boards online right here at Buy Insulation Online and have them delivered to your home or workplace

What are the different types of cavity wall insulation?

Cavity walls can be insulated using cavity slabs like Dritherm 37, Dritherem 32, Superglass Superwall 36 or Celotex cavity boards or PIR. Spray foam insulation or EPS boards are also used to insulate cavity walls

Is it worth getting cavity wall insulation?

Yes. When done right, cavity wall insulation saves nearly 25% of energy in your home. Contact professional, certified installers for installation, do a pre-survey to address any pre-existing problems and choose the insulating material that is right for your cavity walls. Following these steps will help you get maximum out of insulating cavity walls

What type of cavity wall insulation is best?

It depends on the types of cavity walls you have. We recommend cavity batt insulation like Dritherm 37 or Dritherm 32

Does cavity wall insulation cause damp?

Cavity wall insulation does not cause damp problems. Damp is usually from any pre-existing condition in the cavity. This is why pre-installation checks are a must

Whys is cavity wall insulation necessary?

Cavity wall insulation became compulsory in the 1990s in order to reduce energy bills and help protect the environment. The insulation is injected or placed into the gap between the inner and outer walls of a building, preventing heat loss. This greatly improved the energy efficiency of buildings and reduced their carbon footprint, as well as reducing heating bills for homeowners.

Is cavity wall insulation a good idea?

If you have cavity walls, then yes, cavity wall insulation is a good idea. It will help reduce heat loss significantly. If you have solid walls, however, you can look for internal or external wall insulation

Is cavity wall insulation waterproof?

The cavity wall insulation is water-resistant. As such it does not cause dampness or other moisture-related issues in the cavity wall, however, if you have pre-existing moisture problems in the masonry cavities, cavity batts can worsen that.