SIGA

Focus on renovation: What are the EnerPHit classes?

We need to retrofit millions of buildings with airtightness and insulation to achieve net zero. What is EnerPHit compared to Passivhaus, what are passivhaus principles? We give an introduction to highly efficient construction renovation projects.

How to build a moisture-safe flat roof

​Flat roofs can carry more risk of condensation and moisture damage. Here’s how, by using the right design and choice of products, you can achieve a safe and dry flat roof construction using the hybrid or ’compact’ roof principle.

Vapour barrier vs. vapour control layer

When it comes to vapour checks, there are some myths that are passed on from generation to generation. One myth is that there is an urgent need for a vapour barrier.

Category - Weather barriers