External Wall Insulation: Advantages and Disadvantages

External wall insulation is the thermally and protective exterior cladding of a building. It is composed of expanded polystyrene or mineral wool, polyurethane, phenolic, or cement-based materials. External wall insulation systems can be installed by professionals or DIYers. Read on to learn more about the advantages and disadvantages of external wall insulation and how to find the right type for your property. When you have just click the next webpage about any queries about in which and also how you can employ external wall insulation, you’ll be able to email us from the web-site.

Cost of external wall insulation

External wall insulation can be a great solution if you are looking to improve your home’s thermal efficiency and airtightness. External walls can reduce up to 35% of heat from your home. This can dramatically lower your heating bills. An average price for exterior wall insulation in a semi-detached three-bed semi detached house is EUR10,000. If you are eligible for a SEAI grant, external wall insulation will cost less than EUR10,000.

The cost of external wall insulation depends on the size and position of your property. This can vary in price depending on the type and size of your property. It is important to remember that prices are not set and can fluctuate depending on how many levels, the thickness of insulation, render finish, and scaffolding required. For a firm quote, contact the company immediately before you start the project.


External wall insulation can bring many benefits to your home. The type and design of your external wall will determine the best way to go. Both cavity and solid walls are constructed with rectangular or square bricks that are laid side-by-side. If you don’t know which type brickwork your house has, you will need to identify what kind of wall it has. These walls work best with non-traditional constructions. You can identify the type of external wall insulation on your home by looking for the type of energy performance certificate that it comes with.

There are two types, wet and dry, of external wall insulation. Both systems include an insulating material, fixings, framework, and a protective finish. Dry systems often include cladding while wet systems can rely upon lightweight aggregates combined with cement-based rendering. They can also be used on an existing wall. These two types of insulation can be used in commercial or domestic buildings. Despite their differences in performance, both are excellent for reducing your home’s heat bills.


External Wall Insulation: Advantages and Disadvantages 1

When installing external wall insulation, it is important to follow a few simple steps to ensure a professional outcome. To begin with, ensure that the exterior wall insulation is at the correct level to the damp proof course. If it doesn’t, it will need to be removed and replaced with a new one. If your render is in good order, you can just smooth it out before adding insulation. You will need to repair it if it is not in good condition.

Once the external wall insulation is installed, the process of finishing it is straightforward. The outer surface of the insulation is coated with the external render. Once the render is dry, primer can be applied to the insulation. Next, insulation boards are attached to the starter track. This is attached to the outer wall above and below the damp proof course. The insulation boards are attached to the starter rail with adhesive and mechanical fixings. To reinforce the system, fibreglass mesh can be added.

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