The specific installation place and specific role of fire doors, Shenzhen Class B steel and wooden fire doors price

Fire doors are generally located in the following locations
Doors that close the evacuation stairs, lead to the walkway, close the elevator room, lead to the front room and the front room to the walkway.
Inspection doors for cable wells, duct wells, exhaust ducts, garbage ducts and other vertical duct wells.
Divide fire protection zones and control the firewalls and doors on fire partition walls set up in the zoned building area. When it is difficult to install fire walls or fire doors in a building, fire shutter doors should be used instead and must be protected by water curtains.
Specifications (such as the "Fire Protection Code for the Design of High-Rise Civil Buildings") or the design of partition doors that specifically require fire and smoke protection.
For example, the partition doors of equipment rooms with fixed fire extinguishing devices attached to high-rise civil buildings (cylinder rooms, foam stations, and other ventilation and air-conditioning machine rooms) should use Class A fire doors. Basement rooms where people often stay or where there are many combustible materials should be used. The door on the partition wall should be a Class A fire door. Due to limited conditions, fuel and gas boilers, combustible oil-immersed power transformers, combustible oil-filled high-voltage capacitors and switches, etc. must be arranged in high-rise buildings. Special room partition walls All doors on the door should be Class A fire doors. There are also fireproof doors that are designed with special requirements, such as the doors in the archives room of the fire monitoring and command center, valuables warehouse, etc., which usually use Class A or Class B doors. Fire doors. Fire-proof and anti-theft doors are often used for subdivided doors in high-rise high-end residential buildings. Shenzhen Class B steel and wood insulated fire doors price
Classification of fire doors
There are actually many types of fire doors, such as by material There are wooden fire doors, steel fire doors, steel and wood fire doors, other fire doors, etc.
Steel fire doors
Use steel materials to make the door frame, door leaf frame and door leaf panel. If the door leaf is filled with materials, fill it with Fire-resistant and heat-insulating materials that are non-toxic and harmless to the human body and equipped with fire-resistant hardware accessories are doors with certain fire-resistant properties.
Steel and wooden fire doors
Wooden fire doors
Flame-retardant Wood or flame-retardant wood products are used as door frames, door leaf skeletons, and door leaf panels. If the door leaves are filled with materials, they should be filled with non-toxic and harmless fire-proof and heat-insulating materials, and equipped with fire-proof hardware accessories to form a door with certain fire-resistant properties.< br/> Use steel and flame-retardant wood materials or flame-retardant wood products to make door frames, door leaf frames, and door leaf panels. If the door leaves are filled with materials, they should be filled with fire-resistant and heat-insulating materials that are non-toxic and harmless to the human body, and equipped with fire-resistant hardware accessories. Doors composed of fire-resistant doors with certain fire resistance.
Fire doors made of other materials
Made of inorganic non-combustible materials other than steel, flame-retardant wood or flame-retardant wood products, or partially made of steel, flame-retardant wood and flame-retardant wood. The product is made of door frame, door leaf frame, door leaf panel. If the door leaf is filled with materials, it should be filled with fireproof and heat-insulating materials that are non-toxic and harmless to the human body, and equipped with fireproof hardware accessories to form a door with certain fire resistance.
Press Use Functions include access control fire doors, indoor fire doors, etc.
According to the opening state, they are divided into normally closed fire doors and normally open fire doors. Normally closed fire doors are generally composed of fire doors, door frames, door closers, seals, etc., with double or multiple leaves. Normally closed fire doors are also equipped with sequencers. Normally closed fire doors usually do not require electrical professionals to provide automatic control design, but there are some special cases such as normally closed fire doors on evacuation passages. When some large construction parties have management requirements such as anti-theft, When required, the design should be coordinated by an electrical professional to reduce safety hazards as comprehensively as possible. As for a normally open fire door, in addition to all the accessories of a normally closed fire door, a fire door release switch must also be added, and it must be designed by an electrical professional Provide automatic control design. It is usually used in evacuation passages with a large flow of people and logistics. Shenzhen Class B Steel Wooden Insulated Fire Door Price
If you have any questions about fire doors, we will try our best to answer them for you. More details Please log in to the website of Shenzhen Tongxiao Industrial Co., Ltd. or consult the relevant staff