Fire doors have gradually been recognized by everyone for their excellent fire protection performance. However, there are tens of millions of let-off doors on the market. It is obviously inappropriate to choose like looking for a needle in a haystack, so it is important to have an idea. Let’s take a look at what fire doors should be like. Take your pick. In fact, the most important method of selecting fire doors is based on standards. The Fire Door Standard () introduces the concepts and requirements of some insulated fire doors and non-insulated fire doors from international and foreign standards. For the classification of fire doors The original classification was only based on insulated fire doors, and was changed to fully insulated fire doors (categories), partially insulated fire doors (categories) and non-insulated fire doors (categories). The interior of the fire door must be filled with thermal insulation materials that are non-toxic and harmless to the human body.
Fire door manufacturer
News