SIGA

Preparing for airtightness in concept and developed design stages

This is the second instalment of our guide running from concept to handover, what needs to happen at each RIBA stage to achieve a successful airtightness test.

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.

Beware thermal bypass – it’s air behaving badly!

Insulation stops heat escaping by blocking conduction. But it can’t do its job properly if heat is also being carried away by unwanted air movement.

Airtightness in preliminary stages of architecture design

From concept to handover, we describe what needs to happen at every RIBA stage for a successful airtightness test.

5 facts about SIGA Wetguard®

In autumn 2020, we launched a brand new product. SIGA Wetguard® is used as a protection during the construction phase - especially for timber building elements.

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.

Hands-on tips on how to avoid mould

Wrong ventilation and heating by the occupants as well as leakages in the building envelope are the reasons why mould develops. Learn how to avoid this!

[Checklist] Get ready for your blower door test

Most new buildings in the UK and Ireland must undergo a blower door test to measure their airtightness. Make sure you are ready on the day of your test with this handy checklist.

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