Before beginning any project, checking the product specs and certifications is key, especially when working with fire-retardant sheet materials. When fire safety really has to count, fire-rated plywood can make a huge difference to the survival chances of those inside when the fire breaks out. It won't completely fireproof your house but it will gain vital minutes for those inside to escape. When purchasing fire-resistant plywood, ensure that you check it for: Product name and speciesThe flameproof abilities of the materialThe method by which the material was driedFlame spread specificationsSmoke developed number