Are there hurricane code approved, rated fire door products?
All Construction Series and Premium Series steel doors are 20 minute, neutral pressure rated as well as impact rated to DP 67 when placed in a Therma-Tru 20 min fire frame system. There are not yet any 90-minute rated systems, positive or neutral pressure rated. The neutral rated tests are ASTM E-152, UL10B. The positive pressure tests are ASTM E2074-00 and UL10C.