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How to properly prepare our house for insulation of external walls?

Insulation of external walls is a process that must be properly carried out. In this way, we will avoid mistakes during installation, thanks to which the insulation will be durable. However, before we start working, we must thoroughly prepare the building for it.

Insulation of external walls is a process that must be properly carried out. In this way, we will avoid mistakes during installation, thanks to which the insulation will be durable. However, before we start working, we must thoroughly prepare the building for it.

Regardless of whether the external wall insulation is to be installed on a new structure or on a building that is slightly older, the walls must always be well prepared for installation. First of all, dust should disappear from their surface. Just wipe it with a damp cloth. Problems arise when moisture and mold are noticeable at home. If we do not get rid of it, in the future our warming may require the intervention of a company that professionally deals with the repair and maintenance of EWI. Before the arrival of professionals, you should also use specialized products that are created to fight this type of dirt, if necessary. Contaminants must be removed early, because the building needs some time to dry thoroughly. If we do not give it to him, the insulation of the external walls can get wet and stop working properly.

When to start working on insulation of external walls?

Although most often the owners of houses created a few years ago decide on the insulation of external walls, also people who are under construction order this type of service. However, they must remember that after completing the works, the building should rest for some time. In this way we will make sure that all the materials used have dried up and the walls are ready for installation. The time of year is also important. Although the insulation of external walls is practically always possible, it is worth considering the climate of Great Britain and choosing a sunny period, as rain can significantly slow down work. Warming must be well protected with high-performance renders, and if too much moisture gets inside, insulation of external walls can suffer unbelievably.

Is high performance renders needed?

Plastering is an inseparable element of insulation of external walls. The materials used for this form an excellent protective layer that does not allow moisture to get inside the structure. Thanks to them, damages such as façade cracks are also much less likely. High-performance renders are also a great way to refresh your home. So before you decide to insulate external walls, think about how your property should look. A huge selection of plasters will allow the decor to suit the tastes of the owners, who can choose the color or type of finish. By deciding on thermo-modernization, you not only reduce the heat transmittance of the walls, but also make the structure look much better. So if you see scratches and cracks appearing on your home, don’t hesitate any longer. Get rid of the defects and contact the company that insulates the outside walls in the United Kingdom and let it completely change the face of your plot.

Why should you insulate external walls on a properly prepared surface?

When deciding to insulate exterior walls, most people hope that the effects will be visible even for several seasons. Unfortunately, if the owners of the building do not prepare it properly before the employees’ visit, the insulation can lose its properties very quickly. If we do not get rid of the cracks from the walls, the insulating material may not adhere well to them. The same applies to dust and mold that hinder the installation of external wall insulation. However, if the area of ​​the house is ready to start work, the owners can enjoy the effects for many months. They will certainly pay attention not only to the fresh appearance of the building, but also to significantly lower bills for electric heating. Therefore, everyone who wants to reduce fees should choose insulation of external walls and try to make it effective for a long time. Fortunately, it is not difficult – just deal with defects in the facade, clean it up and choose a reliable company for which event is not a problem EWI repair and maintenance.

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External Wall Insulation Before & After

Four recent projects in Coventry, Birmingham, Leicester and Bedford - solid walls insulated and finished in silicone render.

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Old solid brick wall in Coventry before external wall insulation.Coventry house after 100mm EPS insulation boards and Kabe silicone render.

Coventry

Red Brick Terrace

Cold solid brick walls with no cavity

100mm EPS insulation boards

Kabe silicone render

25-year insurance-backed guarantee

Uninsulated external walls in Birmingham before rendering.Birmingham home with new silicate-silicone render finish and improved EPC rating.

Birmingham

Pebbledashed Detached

Tired pebbledash over an uninsulated solid wall

Pebbledash covered and walls insulated

Silicate-silicone render finish

Improved EPC rating and weather protection

Weathered facade in Leicester before algae-resistant silicone finish.Leicester property after solid wall insulation system and coloured silicone render.

Leicester

Stained Side Elevation

Algae staining and streaking on an exposed elevation

Solid wall insulation system

1.5mm coloured silicone render

Algae-resistant finish - no more black streaking

Damaged external walls in Bedford before thermal bridge elimination.Bedford house after 90mm EPS insulation boards and white Kabe render topcoat.

Bedford

Damp-Stained Walls

Staining at the base and cold bridging at the edges

Insulation carried to the edges to stop cold bridging

White Kabe render topcoat

Contrasting protective plinth at ground level

Insulation & Render Guides
External Wall Insulation and Rendering, Explained

Straight answers on costs, materials, EPC ratings and what to expect from an insulated render system.

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