We offer verifying and certification services related to the environment and indoor air quality. We provide builders with opportunities to create economically viable solutions in line with sustainable development principles
The Finnish M1 Emission Classification of Building Materials has successfully helped to improve indoor air quality for almost 30 years. The M1 Emission Classification, introduced in 1996, was created to promote the development and use of low-emitting building materials
M1 Cleanliness Classification of Ventilation Products has helped Finns to achieve fresh incoming air for more than 20 years. The M1 Cleanliness Classification, introduced in 2001, was created to promote the development and use of clean and odourless ventilation products.