DIN EN ISO 17225-5:2012-10

This International Standard determines the fuel quality classes and specifications of graded firewood. This International Standard covers only firewood produced from the following raw materials (see ISO 17225-1, Table 1):1.1.1 Whole trees without roots1.2.1 Chemically untreated wood residues1.1.3 Stem wood1.1.4 Logging residues (thick branches, tops etc)NOTE For the avoidance of doubt, demolition wood is not included in the scope of this International Standard. Demolition wood is ""used wood arising from demolition of buildings or civil engineering installations"" (EN 14588)