Norner offers advanced OTR, WVTR and CO2TR Barrier Calculators with several features.
General terms for NORNER BARRIER CALCULATOR, an internet based calculator provided by Norner AS, Asdalstrand 291, N-3962 Stathelle, Norway (Norner).
New models for calculation of the permeability of structures
The calculation models are developed under following assumptions:
Norner is a global market leader of industrial R&D services in polymers.
Transport rate models disclaimer