We have gathered all our services provided by The Building Information Foundation RTS concerning environment, health and indoor air under the address: https://cer.rts.fi.
On these pages you will find information about:
- The M1 emission classification for building materials: m1@rakennustieto.fi
- the M1 cleanliness classification for air-handling products: m1@rakennustieto.fi
- verified RTS EPD environmental declarations: epd@rakennustieto.fi
- RTS Environmental Classification: rtsymparistoluokitus@rakennustieto.fi
From now on you can file your application completely online. The classified products can be found in easily accessible databases. On the website you can now also find a comprehensive information package about RTS Environmental Classification.
Because the website is brand new, there might be still some inconstistencies or mistakes. If you notice any mistakes, please let us know so we can improve our services. For technical reasons all the M1 certified products are not yet visible in the search engine. These will be updated shortly.
New labels
M1-classification, RTS EPD and RTS Environmental Classification have received new colourful classification label designs. The new labels are in use when granting new certificates.




Further information: please contact us via the contact form »