How to choose a good door lock

Door lock is an essential building material to ensure our home safety, there are more and more door lock products on the market, how can we choose a good door lock?

The following 4 points are for your reference.

1. Appearance

Choose a lock produced by a manufacturer with quality assurance. At the same time, see whether the surface of the lock body is smooth and clean, and whether there are defects that affect the appearance of the lock.

2. Cylinder

Pay attention to choose a lock that opens in the same direction as the door. At the same time, insert the key into the cylinder hole to open the door lock and see if it is smooth and flexible.

3. Size

Pay attention to the width and narrowness of the door frame, the door frame that the spherical lock and the handle lock can be installed cannot be less than 90cm at the same time, rotate the door lock handle and knob to see whether it is flexible to open.

4. Door thickness

The general door lock applies to the door thickness of 35~45mm, but some door locks can be extended to 50mm. At the same time, the length of the lock tongue of the door lock should not be too short. Part of the hand lock is divided into left and right hands, the door hinge in the right hand is the right hand door, on the other side is the left hand door.