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Wood fibre insulating materials can emit various substances. In addition to formaldehyde (if binders containing formaldehyde are used), these substances may include volatile and semi-volatile organic compounds (VOCs and SVOCs) such as aldehydes, terpenes from wood components, as well as short-chain carboxylic acids, particularly acetic acid and formic acid.
Wood fibre insulating materials that are installed on the room side of the airtight layer of the building must meet the following emission behavior requirements:
Parameter |
Max. test chamber concentration after 28 days |
Carcinogenic substances classified as Categories 1A and 1B under CLP Regulation 1272/2008 (C-substances) | 1 µg/m³ (not quantifiable) |
Total of volatile organic compounds C6C16 (TVOCs without acidic acid) |
300 µg/m³ |
Acidic acid |
600 µg/m³ |
Total of semi-volatile organic compounds C16C22 (TSVOCs) |
100 µg/m³ |
Acetaldehyde | 120 µg/m³ |
Formaldehyde*) | 0,05 ppm*) |
*) Proof required only for insulation materials with binders containing formaldehyde.
Proof:
Test report of an accredited testing laboratory, with test chamber procedure in accordance with ÖN EN ISO 16000 (-3),-6,-9,-11 and ÖNORM EN 16516. Test specifications according to AgBB-Scheme 2018, with a space loading of ≥ 0.5 m²/m³ for wood and wood-based panels. For older measurements, tests according to AgBB-Scheme 2015 are also accepted. The test certificate must not be more than 5 years old.
All products awarded one of the following eco labels meet these criteria:
Alternatively, the corresponding baubook declaration may serve as evidence (www.baubook.info/oea).
A limit value for acetaldehyde of 120 µg/m³ has been added.
Reason: Exception from the limit value for carcinogenic substances (C substances) analogous to formaldehyde.
Date of criteria revise: September 18, 2023
Criteria revise valid from: September 18, 2023
Type of change: substantial
New phrasing "installed on the room side of the airtight layer of the building"
Date of criteria revise: 06/21/2022
Criteria revise valid from: 06/21/2022
Type of change: Minor - editorial
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