This EPD describes an average of STEICObase, STEICOduo, STEICOfloor, STEICOinternal, STEICOisorel, STEICOprotect H, STEICOprotect M, STEICOroof, STEICOspecial, STEICOtherm, STEICOtherm SD, STEICOunderfloor and STEICOuniversal wood fibre insulation materials manufactured in a wet process and weighted by production mass.