Emissions of formaldehyde and VOC from wood-based building products
- Wood-based materials are well-known sources for formaldehyde emission in the indoor environment. Different testing standards lead to different emission values for the materials. Such standards are compared in this study. Besides scenarios with varying loading factors, air exchange rates and climatic conditions were investigated to evaluate the formaldehyde emission potential of different building products.
Under realistic indoor conditions used for the emission chamber tests, exceeding of formaldehyde indoor guide values were obtained. Results showed the need for improvement of wood-based materials with lower formaldehyde emissions and the adaption of testing parameters closer to realistic conditions.