Flow chart

Climates

Pre-climate:

Both sides are being impinged in the same way. 
rLF = relative humidity of air

normal climate     23°C / 50% rLF
damp climate23°C / 85% rLF
dry climate23°C / 30% rLF
normal climate23°C / 50% rLF
Duration:7 days/climate = 28 days

 

 

Differential climate:

Inside and outside are being impinged in a different way.
rLF = relative humidity of air

Inside:dry climate23°C / 30% rLF
Outside:Climate Class 118°C / 50% rLF
Climate Class 213°C / 65% rLF
Climate Class 3  3°C / 85% rLF
Duration:28 days

Official testing institutes:

PTE Rosenheim GmbH
83026 Rosenheim
ph.: 08031 / 261 251 00
fax: 08031 / 261 259 00
Wilhelm-Klauditz-Institut           
38108 Braunschweig
ph.: 0531 / 21 55 - 375
fax: 0531 / 35 15 87
Institut für Technische Akustik
10587 Berlin
ph.: 0 30 314 -22 428
fax: 0 30 314 -25 135

Institut für Holztechnologie Dresden  
01217 Dresden
ph.: 0351 / 46 62 - 281
fax: 0351 / 46 62 - 211