| Certification as carbon neutral company by the Climate Neutral Group | Download | |
| Certificate from natureplus | Download | |
| European norm EN 927 - Product No. 250-37 | Download | |
| European norm EN 927 - Product No. 250-90 | Download | |
| Woodstain No. 160: test Magazine, May 2006 | Download | |
| Certificate of Endorsement - Friends of the Earth | Download | |
| Wall paint, Journal for Medically Sound Lodgings | Page 1 | Download |
| Wall paint, Journal for Medically Sound Lodgings | Page 2 | Download |
| No. 321: Ethical Consumer Magazine | Download | |
