certification:addendum_to_the_building_certification_criteria_concerning_the_use_of_vacuum_insulation
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- Date:
- 2019/02/07 11:37
- Filename:
- bild_1bis4_en.png
- Format:
- PNG
- Size:
- 253KB
- Width:
- 900
- Height:
- 561
- References for:
- Airtightness in old buildings