The Harvia 20/SL/DUO Wood Heater Protective Shields are designed to provide essential safety by reducing the required clearance between your wood-burning stove and nearby combustible materials. These shields attach directly to the back and sides of the Harvia 20/SL/DUO wood heaters, offering a custom fit and durable heat protection. Made from high-quality, heat-resistant materials, the shields effectively protect your sauna while ensuring the safe operation of your wood heater.