- Our Stile and rail 20 minute fire rated doors are only available in heights up to 7' and widths up to 36".
- Visible panel height cannot exceed 61".
- Wood species available included red oak, ponderosa pine, poplar, birch, knotty pine, cherry, African mahogany, maple, Douglas fir, hickory, walnut, clear alder and knotty alder.
-Warnock Hersey Classification: Flat or raised panel stile and rail wood fire door type A or type B. UBC Standard 7-2-1997
Positive pressure test method.