100% Biomass Wood Pellet Independently Tested And Certified To Demonstrate High Calorific Values. We supply wood pellet which comes from a sustainable source and is produced without harmful additives, Wood Pellet fuel is considered net neutral, meaning, as part of a cycle they generate no increased greenhouse gas emissions. As a tree grows, it absorbs greenhouse emissions and when that tree is burned it then releases what it has stored resulting in a balanced, sustainable cycle.