Tag Archives: ventilation

Damp-Open Or Damp-Closed

Anybody that is in the process of designing and building a new house runs into this discussion: should we build with a damp-open construction, with damp-open walls and roof, or not? Because opinions differ, and the debate is heated, amoung architects and building engineers. One is more energy-efficient, but the other is more ecological… etcetera…

What is this all about? And what is better?

Woden house

Wooden house

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Environmental Humidity And Wooden Houses

One of our offices is based in The Netherlands, and The Netherlands can be really chilly and uncomfortable. Wet and humid. And some Dutch clients think that their climate is not very suitable for a wooden house.

Let’s look at the facts. Below are four graphs, with the relative humidities in Utrecht (Netherlands), Ukmerge (Lithuania), and Moscow (Russia).

Humidity

relative humidity Utrecht

relative humidity Utrecht

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Building Energy Efficient Log House: Insulation On the Outside

We build two types of wooden houses: traditional log houses, and panel houses. Both have pros and cons, today we want to discuss the traditional log house.

terrace and the railing

How We Build Energy Efficient Log House

First we build a wall from solid laminated logs, 80-200 millimeter thick, then we add insulation on the outside and finally we cover the outside with decoration planks, usually from larch. The building process is as follows:

  • first logs
  • then insulation
  • finally a larch cladding on the outside

Why is this an excellent construction method? Continue reading