Do you know what a fire-rated roller shutter door is? In fact, this type of door is very common in our daily life. Fire rated roller shutter doors are also called fire rated roller shutter doors. They are mainly used. in openings with relatively large gaps. Generally, the main function of roller shutter fire doors is fire prevention and thermal insulation. Today, this type of installation is widely used in various construction industries. So do you know any manufacturers of fire doors with rolling shutters? Then the editor will recommend several roller shutter fire door manufacturers to you!
Recommended fire door manufacturers
1 .Hebei Zhonghui Metal Doors and Windows Co., Ltd.
Hebei Zhonghui Metal Doors and Windows Co., Ltd. is a company that designs and manufactures doors, doorsfireproof, security doors and high-end fireproof materials, sales and service as one of the modern large-scale enterprises. The company's main products include steel wooden fire doors, steel fire doors, super inorganic fabric fire doors, fire windows, pipe wells, etc. The company enjoys advantageous geographical location and convenient transportation. Based on the concept of small profits but fast turnover, high quality and low prices, it has won the favor of consumers. She is now actively moving towards the next goal!
2.?.Renqiu Door Industry Co., Ltd.
Ren Qiushi Door Industry Co., Ltd. is a professional manufacturer of fireproof roller shutter doors, mainly producing: Fire doors, fireproof roller shutter doors, stainless steel roller shutter doors, fire windows, fireproof doorsupe wooden fire, etc. Adhering to the business philosophy of "Integrity and Commitment, Service in Place and Quality First", we implement talent, brand, innovation and market development strategies, strive to survive through quality and seek development through innovation. The produced fire door product series have been highly praised by customers for many years because of their novel styles and excellent quality.
3. Renqiu Huicong Door Industry Co., Ltd.
Renqiu Huicong Door Industry Co., Ltd. specializes in the production and operation of various steels. fire-rated roller shutter doors, special grade inorganic fabric fireproof roller shutter doors, smoke-proof hanging walls, garage doors, European-style heat-insulated roller shutter doors, crystal roller shutter doors, fire-rated roller shutter doors, fast roller shutters, roller shutterswind-resistant doors, various manual roller shutter doors, stainless steel product doors and windows, sliding doors and various accessories, set design, production and installation. As a new integrated company, as a leading fire rated roller shutter door manufacturer in the region, we wholesale fire rated doors. Heavy duty roller shutter doors all year round. We accept your order. The company aims at "quality for survival, reputation for development" to meet the needs of our customers. Selected materials are combined with superb technology. The products are not only beautiful and stylish, but also inexpensive and durable. win the favor of respected consumers.
Everyone should have their own understanding of the three fire-rated roller shutter door manufacturers recommended by the editor above! The roller shutter doorFirestop is a very good fire protection equipment product, and it is now widely used in various industries. In addition to these manufacturers, everyone should also know about other manufacturers. I believe that every city where you live has similar well-known companies. So you should have a detailed understanding of these companies and know more about their products!
Wind resistance degree of a wind-resistant roller shutter door
Before understanding the wind resistance degree of a wind-resistant roller shutter door to the wind, we must first understand the wind-proof principle of the roller shutter door: First of all, the roller shutter door is in place. The wind-resistant steel hook will be retracted when opened. How can the wind-resistant steel hook of a wind-resistant roller shutter door hold up. wind? When the roller shutter door rwindproof hook is closed, the windproof hook spring starts to open the steel hook. If there is strong wind force or external force outside the door, the door curtain will roll up in this way. the wind-resistant steel hook will hook the groove, which can effectively avoid detachment due to large force.
The level of wind resistance of wind-resistant roller shutter doors varies significantly depending on the material and structure. However, some manufacturers can currently increase the wind resistance level of wind-resistant roller shutter doors to 784.5 Pa. If the wind resistance level Only level 50 is an ordinary roller shutter door.