References
Radon protection from experts
Efficient radon protection is far less time-consuming and cost-intensive than you might think. Get an idea of our track record here based on a few selected project examples. We strive to implement the measures with partners from the region, whom we support with our experience.
Non-profit Parity Society for Social Work „Oehrenfeld House“
Darlingerode/Harz
Radon measured values:
Before: 800 - 1.250 Bq/m³
![Köln Müngerdorf Köln Müngerdorf](https://istana.de/wp-content/uploads/elementor/thumbs/Koeln-Muengerdorf-ql7ce0qv99ckociefp0fe192xcv1ig5vtv753k12k4.jpg)
Single Family Home
Cologne
Radon measured values:
Before: 150-300 Bq/m³
After: 35-60 Bq/m³
![2023_04 ALDI Wunsiedel_retuschiert_quer 2023_04 ALDI Wunsiedel_retuschiert_quer](https://istana.de/wp-content/uploads/elementor/thumbs/2023_04-ALDI-Wunsiedel_retuschiert_quer-ql7cab9sas9uvpwa33bejyxmkn4x5ffzzik6y9iz3o.jpg)
Discounter Store
WUNSIEDEL
Radon measured values:
Before: 900-1.250 Bq/m³
After: 79 Bq/m³
![Kindergarten Laatsch (2) Kindergarten Laatsch (2)](https://istana.de/wp-content/uploads/elementor/thumbs/Kindergarten-Laatsch-2-scaled-ql7c228sb4z8yxvq9ixao1vyuvsxl2otioeratrdpw.jpg)
Nursery School
LAATSCH, SÜDTIROL
Radon measured values:
Before: 1.750 Bq/m³
After: 79 Bq/m³
![2023_07_Sparkasse Schönbrunn 2023_07_Sparkasse Schönbrunn](https://istana.de/wp-content/uploads/elementor/thumbs/2023_07_Sparkasse-Schoenbrunn-2-scaled-ql7c89ydhphhq4urz7mi5hfo8l6ah1cxpfobiojol0.jpg)
Savings Bank Branch
Thuringia
Radon measured values:
Before: 400-750 Bq/m³
After: 43-50 Bq/m³
![Kindergarten St Michael Kindergarten St Michael](https://istana.de/wp-content/uploads/elementor/thumbs/Kindergarten-St-Michael-q2vmuyupxa078b3iyke5s12vxbi2v8pjwnpa6bx9v8.jpg)
Nursery School St. Michael
Altusried
Radon measured values:
Before: 450-800 Bq/m³
After: 20-55 Bq/m³
![US Smith Elemantary School US Smith Elemantary School](https://istana.de/wp-content/uploads/elementor/thumbs/US-Smith-Elemantary-School-q2vmuyupxa078b3iyke5s12vxbi2v8pjwnpa6bx9v8.jpg)
US Smith elementary school
Baumholder
Radon measured values:
Before: 950-1.250 Bq/m³
After: 20-58 Bq/m³
![Pfarramt Schönwald Pfarramt Schönwald](https://istana.de/wp-content/uploads/elementor/thumbs/Pfarramt-Schoenwald-q2vmuyupxa078b3iyke5s12vxbi2v8pjwnpa6bx9v8.jpg)
Parish office ev.-Luth. church community
Schönwald
Radon measured values:
Before: 1.200-1.850 Bq/m³
After: 65-98 Bq/m³
![Einfamilienhaus Einfamilienhaus](https://istana.de/wp-content/uploads/elementor/thumbs/Einfamilienhaus-q2vmuxwvqfywwp4w41zj7jbfbxmpnjltkj1sp1yo1g.png)
Single Family Home
Wuppertal
Radon measured values:
Before: 4.000 Bq/m³ in the basement
After: 85 Bq/m³ in the basement
![Pfarramt Röslau Pfarramt Röslau](https://istana.de/wp-content/uploads/elementor/thumbs/Pfarramt-Roeslau-q2vmuyupxa078b3iyke5s12vxbi2v8pjwnpa6bx9v8.jpg)
Pastor’s house
Röslau
Radon measured values:
Before: 1.500 Bq/m³
After: <100 Bq/m³
![Turnhalle Alsweiler Turnhalle Alsweiler](https://istana.de/wp-content/uploads/elementor/thumbs/Turnhalle-Alsweiler-q2vmuyupxa078b3iyke5s12vxbi2v8pjwnpa6bx9v8.jpg)
Gym hall
Alsweiler
Radon measured values:
Before: 3.000-4.000 Bq/m³
After: 65-110 Bq/m³
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