Introducing Fire Mesh, an innovative net designed to protect wood products in case of fire by forming a barrier of protection that stops the spread of flames. Fire Mesh is used in the protection of utility poles as well as railroad bridges and cross-arms. This new, flexible, easy-to-use product is an intumescent coated mesh that can be applied at any time to any type of wood products. Heat activated, the Genics Fire Mesh allows for airflow and breathability until activated by fire. A 50 foot roll of Genics Fire Mesh.