Nowadays while the recesion is on everybody is thinking about spending as little as possible. Therefore a subject of external wall insulation is so valid. Better insulated house means less spent on gais bill every month. How to isolate each external wall insulation depends on the geography localisation. Every building a house that’s different story. While all builders expect a similar way: credit a new place – at the end it turns out that their hopes are very not met. We know these rumour for decades and we are aware that the experience of the building are one in its kind. Moreover irish government has began a programme to encourage people to improve their houses’ insulation. Grants may be obtained to every insulation.