You’ve tried to put your own house door key, but sometimes difficult because it did not know how. Doors are an important part of the house, the door is the security of your home. Without intending to eliminate beauty, key installation can cause a sense of security when you are in or out of the house.
Nowadays there are various forms and famous brands, from lock to lock considering the cheap price. It’s okay to buy door locks with high prices, are suggested even buy a lock that has a national standard, a minimum requirement relating to the security of your home.
Any high price of key, but if the installation is not correct, then there is no point. Then how to install door locks that correct? Let us follow the following explanation: