Glazed fire doors
What You Need to Know about Oak Fire Doors : Glazed Fire Doors
Quote from Article entitled What You Need to Know about Oak Fire Doors :
Oak fire doors are top favorites to most customers looking to buy this particular type of door. Oak offers a reliable sturdiness and great beauty that is different from other materials. It offers a high resilience to damage and stress, therefore making it equal to the task at hand of holding back fire and smoke. Their sturdiness allows the doors made from them to withstand high temperatures (about 250 degrees Fahrenheit) for a long period of time depending on an individual door’s fire rating.
The full version of the article can be found here.