The most important thing in the use of the copper door of the villa is the need for maintenance. The performance of the copper door is ideal. When making villas or family homes, I believe that more people will choose copper doors. Because of the material of the copper door, its maintenance is ver

There are so many kinds of doors, and the role of the door is very large. Nowadays, a steel fire door is popular in the market, mainly in public places such as major supermarkets, office buildings, hospitals, etc., then the color of steel fire doors What are the main ones? How to buy them? Let's

The difference between Class A and Class B fire doors; Different fireproof materials: Class A fire door and Class B fire door frame and door leaf have the same thickness of steel plate. The thickness of the door frame steel plate is 1.2mm, and the thickness of the door leaf plate is 0.8mm. The di

The wooden fire doors are divided into two series of full and half glass, as well as single and double fans. Pay attention to the following points in the installation of wooden fire doors:

1: The wooden fire door should be a swing door, which must be opened and flexible, and has the funct