The new house developer uses a fireproof and anti theft door, and there is no doorbell and cat s eye

Generally, fire doors, thermal insulation doors, those do not have doorbell cat's eyes. Now the doorbell and the cat's eye are all in one.

Unless the customer says that the manufacturer will be on when ordering.

Xingxin door industry for you to answer.

This is due to the fact that the manufacturer does not design the doorbell cat's eye in order to make the door pass smoothly during the inspection of the fire door when it is sent for inspection, so there can be no two things when producing products, otherwise it is not inconsistent in design and is regarded as an unqualified product.

It is very inconvenient not to have a doorbell and a cat's eye.

I've seen a kind of one that doesn't have a cat's eye and a doorbell, but the developer equips the owner with a video intercom unit door, and the owner himself adds a monitoring probe and doorbell all-in-one machine, you look at this.

The full name of the anti-theft door is the anti-theft security door, the latest national standard GB17565-1998 "General Technical Conditions for Anti-theft Security Door", the anti-theft level of the anti-theft door is divided into: A, B, C, D four levels.