What is the difference between an automoatic door and a Class B automoatic door

Buying a safe and secure security door to look at four :

A look at the certificate: the anti-theft door should have the relevant departments of the test certificate, the product quality should meet the national standard G B - 17565-1998 "anti-theft security door general technical conditions" technical requirements. According to the relevant standards, the security level of the anti-theft door can be divided into A-level, B-level and C-level, of which C-level anti-theft performance is the highest, B-level is second, A-level is the lowest, most of the general building materials market sales are A-level anti-theft doors, suitable for general family use. >>>More

The anti-theft level of the anti-theft door is divided into four grades: A, B, C, D according to the length of man-made damage time, the thickness of the door frame of the anti-theft door, the lock, the hinge, etc. >>>More

Fire doors and security doors can not replace each other, the main performance of fire doors is fire escape, and security doors are mainly anti-theft. ，

When many consumers buy anti-theft doors, they often fall into such a misunderstanding and mistake the steel and wood doors as the wooden doors that are not cracked. Because the shape of the steel and wood door is very similar to the security door products, it is difficult for many consumers to correctly distinguish the real security door. So, how should consumers correctly distinguish between security doors and steel and wood doors? >>>More

1. Different properties: the anti-theft door is equipped with an anti-theft lock, which can resist abnormal opening under certain conditions within a certain period of time, and has a certain safety protection performance and meets the corresponding anti-theft security level. The armoured door has the intimate appearance of a wooden door and the sturdy nature of a steel door, and with a professional security lock, it becomes an aesthetically pleasing security door. >>>More