definition
With the indoor air quality by examining all factors that have an impact on the air quality in buildings and their immediate surroundings. The health and well-being of the inhabitants in the foreground.
Please remember that there are other problems - can give that are important to our customers - caused by poor indoor air quality:
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Please remember that there are other problems - can give that are important to our customers - caused by poor indoor air quality:
See more room tips class="narrowlist">
product quality frequency of cleaning heating costs, etc.
Not only today ....
Many people suspect that this is a more modern theme. But that is not the case.
Only a few sidelights of history show that the issue has always been with us, since it is closely connected with the people in rooms.
Only a few sidelights of history show that the issue has always been with us, since it is closely connected with the people in rooms.
Even as our ancestors in caves Ancestors in caves fire inflamed, they had to ensure that the smoke dissipates.
- In Ancient Egypt signposted observers that stonemasons who worked in the open air, were much healthier than those who worked in workshops.
- In the Middle Ages it was noticed that the air was better in high cathedrals, as in low-rise buildings. Nowadays we know that the high room a kind of reserve is stored in the fresh air, or a larger volume of air per person is available.
- King Charles I of England in 1600 passed a law which required all new homes have a ceiling height of at least 10 feet (3 meters). The law also required that windows need to be higher than they are wide. This law was to allow better ventilation that would drive the smoke high or out of the house.
- 1777 took Antoine Laurent de Lavoisier, who is considered the founder of modern chemistry, attempts at breathing. It was he who stated that is bound by breathing oxygen into carbon dioxide and that the impact on air quality are quickly noticeable in rooms with many people.
Indoor air quality in times of energy conservation
In modern times, the scientific facts are being researched as far as possible, but there are a new challenge for the indoor air quality.
In the course of building energy-saving measures are always better sealed. This can have the result that
- the exchange of outdoor air and indoor air is reduced so that pollutants can accumulate in the home,
- of exchange between indoor and outdoor air, only one-eighth against the amount is not well sealed buildings with closed windows and doors.
Exchange of the space volume:
2.0 - fold in one hour at houses that class="marked"> not are built to the Energy Saving Ordinance,
0.5 - fold in one hour at houses that are built according to the Energy Saving Ordinance.
