What is the effect of fire retardancy based on Burnblock®?

The wood undergoes a high-pressure treatment that adds the fire-retardant agent to the hollow cell structure of the wood. Afterwards, the wood is dried, allowing the fire-retardant agent to penetrate the cell walls and partially fill the cells.

The wood undergoes a high-pressure treatment that adds the fire-retardant agent to the hollow cell structure of the wood. Afterwards, the wood is dried, allowing the fire-retardant agent to penetrate the cell walls and partially fill the cells.