Mitä Tapahtuu Kun Ilmanvaihto Puuttuu - Hiilidioksiditaso Kertoo Karun Todellisuuden

As an HVAC designer, I often draw attention to the poor and stuffy indoor air quality in people's apartments. A person gets used to and becomes numb to the prevailing conditions. There is always a chance to make a change... Let's test with Trotec's data logging carbon dioxide meter (CO2) how the carbon dioxide level of the indoor air changes when the ventilation system is turned off. This demonstrates the situation that there would be no replacement air vent in the bedroom, whether the ventilation is gravity-fed, mechanical exhaust or supply-exhaust ventilation with heat recovery (LTO). Subscribe to my channel to see more new interesting content. https://www.youtube.com/@Varaparru?su...