Fire Retardant Fire Rated Plywood Stamp

The product is decay and termite resistant.
Fire retardant fire rated plywood stamp. Wwpi fire retardant members product brands and respective qc monitoring agencies. The stamp has a lot of information as well. This fire retardant plywood is classified as a type a fire retardant product. Exterior use products must have one additional element referencing the specific standard for fire retardant lumber and plywood exposed to weather.
Product coloration is not a substitute for a building code approved third party inspection agency label. The approved rated ulc or factory mutual assemblies which may contain fire retardant plywood as a component would have the hourly resistance rating. Cdx 5 ply interior fire rated fir pressure treated plywood 97874 the home depot. Fire retardant plywood on its own does not have an hourly resistance rating.
Code compliant stamps must contain this information. When i can t see it i have no choice but to note it on the report. Building codes require stamps on fire retardant treated wood products for both interior use and exterior use to have the same seven elements as listed above. We often get requests for plywood which is both fire retardant treated as well as being treated with regular pressure.