Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field unknown
Is Reference of Heating block-en#Sense
Kuumennin-fi#Sense
Verwarmingsblok-nl#Sense
Värmeplatta-sv#Sense
Heizblock-de#Sense
Varmeplade-da#Sense
Blocco riscaldante-it#Sense
Bloc thermique-fr#Sense
Bloco térmico-pt#Sense
Bloque termico-es#Sense