BS EN ISO 17225-5:2026 - TC

This standard BS EN ISO 17225-5:2026 - TC Tracked Changes. Solid biofuels. Fuel specifications and classes is classified in these ICS categories:

• 75.160.40 Biofuels
• 27.190 Biological sources and alternative sources of energy

This document specifies the fuel quality classes and specifications of graded firewood. This document applies only to firewood produced from the following raw materials (see ISO 17225-1:2021, Table 1): 1.1.1 Whole trees without roots; 1.1.3 Stemwood; 1.1.4 Logging residues (thick branches, tops, etc.); 1.2.1 Chemically untreated by-products