Posts Tagged ‘Sweden’

March 31, 2015

Energy optimization without affecting comfort!

Adriaan Woonink has defended has bachelor thesis on Energy optimization without affecting comfort.  Here you can find the abstract of his presentation and also download the presentation. Optimizing the indoor climate of a newly build office building in Kvänum, can save up to 16% annually of the energy use whilst still providing the best possible […]...

AUTHOR: Petra Vladykova Bednarova

February 6, 2015

How radon gets in a house?

From building material, water and soil. Radon in building materials: Radon levels inside because of the radon content in the wall, the walls´ material density, surface density, the density of…...

AUTHOR: Andreas Wackenfors

February 2, 2015

What can we do about radon?

Ventilate more! To get rid of radon coming from building materials and construction materials, an increase in ventilation rate to double rate could halve the radon levels. If you have…...

AUTHOR: Andreas Wackenfors

January 14, 2015

400-500 lung cancer cases per year in Sweden are caused by radon indoors!

90% of them are smokers If you could reduce radon levels in all homes that have more than 200 Bq/m3, in the longer term 200 lung cancer cases could be…...

AUTHOR: Andreas Wackenfors

January 5, 2015

Facts about lung cancer and radon!

Next tosmoking, radon is the leading cause oflung cancer. Once the diagnosishasbeenidentified, most patients die within six months. It takesat least 15 yearsof developing lung cancerandthe disease is verydifficult to…...

AUTHOR: Andreas Wackenfors

December 22, 2014

How to measure radon today?

Nearly 400,000 homes in Sweden have elevated levels of radon in indoors, i.e. over 200 Bq/m3 (*). To find and fix all residential buildings, the radon measurements are needed in…...

AUTHOR: Andreas Wackenfors

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December 1, 2014

Our industry has an important part to play in making the most of our time at schools!

30 people representing approximately 10 local authorities from around the South West of Sweden gather in Gothenburg to discuss the problems and solutions with school indoor climate during the Swegon…...

AUTHOR: John Woollett

November 18, 2014

Presentations from Swegon Air Academy and Camfil Filter School seminar in Gothenburg are available for download!

Download four interesting presentations from the seminar on the topic “Breathe right and calculate right at school” hold on November 13 in Gothenburg. The presentations are in Swedish. Download presentation…...

AUTHOR: Petra Vladykova Bednarova

November 14, 2014

How can you get sick from radon?

From radon you can get sick from: Alpha radiationfromradonparticlesinhaledin the lungs (especially withsmoking) Gamma radiationfromradiuminbuilding materials-unclear Radiation fromradon inwater–unclear Radiation fromradioactivefood–unclear   Lung cancer has been observed in: Miners who…...

AUTHOR: Andreas Wackenfors

November 10, 2014

Where does radon / radiation come from?

Radon can come from different sources in various doses: Radon inhouses3,0mSv* Medical0.6mSv Soil0.5mSv Space0.3mSv Own body0.2mSv Other <0.1 mSv SI unit sievert (Sv) is the unit of absorbed dose. One…...

AUTHOR: Andreas Wackenfors

November 6, 2014

Presentations from Swegon Air Academy and Camfil Filter School seminar in Stockholm are available for download!

  Download four interesting presentations from the seminar on the topic “Breathe right and calculate right at schools” hold on November 4 in Stockholm. The presentations are in Swedish. Download…...

AUTHOR: Petra Vladykova Bednarova