Log in Register

Plasterer

EWI — External Wall Insulation

External Wall Insulation (EWI) involves applying a layer of insulation material to the exterior of a building, which helps improve energy efficiency and reduce heating costs. This job is crucial for protecting buildings from the elements and enhancing their aesthetic appeal.

Typical cost
£3,000 — £6,000
Typical duration
1-2 weeks
Scope type
flexible

Typical tasks

Extras & additional works

Based on a standard 50m² exterior wall, costs may increase if scaffolding is required or for complex architectural features.

Common questions  Stainesai
The cost is influenced by the size of the area, type of insulation and render used, and whether scaffolding is needed.
A typical installation for a standard-sized home takes about 1-2 weeks, including preparation and finishing.
External wall insulation improves energy efficiency, reduces heating costs, and enhances the external appearance of your home.
Planning permission is generally not required unless the building is listed or in a conservation area. Always confirm with your tradesperson before work begins.

Ready to post a ewi — external wall insulation job?

Describe what you need. Stainesai structures it into a proper scope. Your first job post is free.