Downloads References Prefabricated Construction Building with Engineered Wood Products

Vapour Diffusion Calculator

Calculation of vapour diffusion acc. to Glaser/ DIN 4108-8

You will find a lot of products in our database. But you can also enter the values of other products. Please add all layers to get your construction. Please check the correct order from inside to outside.

+ thermal resistance inside
thermal resistance outside
There is no condensation in the construction.

Delete all layers

Name Thickness Lambda water vapour resistance value
+ SWISS KRONO OSB 12 0.13 200
+ SWISS KRONO OSB 15 0.13 200
+ SWISS KRONO OSB 18 0.13 200
+ SWISS KRONO OSB 22 0.13 200
+ SWISS KRONO OSB 25 0.13 200
+ SWISS KRONO DP50 15 0.09 11
+ SWISS KRONO WP50 15 0.09 11
+ Gypsum Paper Board 9.5 0.25 8
+ Gypsum Paper Board 12.5 0.25 10
+ Gypsum Fibreboard 10 0.31 10
+ Gypsum Fibreboard 12.5 0.31 10
+ Vapour Barrier 0.2 1 100000
+ Structural Timber 60 0.13 41
+ Structural Timber 240 0.13 41
+ Fiber insulation 0.032 1
+ Fiber insulation 0.035 1
+ Fiber insulation 0.04 1
+ EPS 0.035 100
+ XPS 0.03 250
+ Wood fiber 0.045 5
+ PU insulation 0.025 150
+ Polystyrene 0.038 80
+ Chipboard 13 0.13 50
+ Plywood (500 kg/m³) 15 0.13 70
+ Lime Render 15 0.87 35
+ Pore Concrete 240 0.29 5
+ Breather Membrane 0.2 1 100
+ Air 22 7.73 1
Name Thickness Lambda water vapour resistance value
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