Karl Hákon Karlsson, the managing director of Blikksmiðurinn, knows more than most about ventilation systems and here he shares his knowledge and experience.
In the good old days, houses were exceptionally drafty; the wind practically blew right through them, so they ventilated themselves. With changing building traditions, new technology, and materials, homes and buildings in general have become very airtight, with little to no air exchange from external factors. This happens, for example, with the introduction of aluminum windows and doors with rubber seals. The consequences are varied, as good ventilation increases people's well-being and prevents mold. Listen to this informative podcast episode in its entirety.