This material record is for PCM treated wallboard. The data source is Feustel (1995).
Feustel, Helmut E. Simplified numerical description of latent storage characteristics for phase change wallboard. LBNL-Technical Report 36933. 1995. DOI: 10.2172/70723.
record PCM020 = Buildings.HeatTransfer.Data.SolidsPCM.Generic(k = 0.204, d = 800, c = 1341, TSol = 273.15 + 23, TLiq = 273.15 + 27, LHea = 38900);