Product Details

This compared to standard construction far exceeds ordinary building practices, which under the same ASTM E119 standard will allow a 250 degree rise in temperature. Engineered to withstand temperatures of over 1800 degrees for 90 minutes with a thermal transfer not to exceed 45 degrees from one side of the panel (hot face) to the other (cold face). This compared to standard construction, which under the same ASTM E119 standard will allow a 250 degree rise in temperature, far exceeds ordinary building practices.