• It is a hexagon with a hole inside along the entire length;
• it is an environmentally friendly fuel - without chemical additives and gluing agents;
• has a long duration gorenje and heat of combustion;
• due to the through hole, additional thrust is created along the entire length of the briquette;
• solid and resistant to mechanical stress;
• due to its high density, it is well stored outdoors (in conditions of atmospheric humidity).
• Pini-Key standard fuel briquettes can be used in boilers of any capacity - from heating private houses to large thermal power plants.