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- Thu Jan 23, 2025 9:47 pm -1100
- Forum: Material
- Topic: vapor resistance factor_air layer
- Replies: 0
- Views: 719
vapor resistance factor_air layer
Dear Wufi Forum team, I am writing to request clarification regarding the vapor resistance factor of 0.23 for a 70 mm air layer between two non-metallic materials, as mentioned in your documentation. Typically, the vapor resistance factor (μ) is defined as the permeability of a material to water vap...