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FAQ

Anti-theft door lock about what it means

Simply say that is open from the outside when the door is used to open which side, or with the handle of the security door, outside the direction of the handle is where the side.

Such as title

Depends on whether the national standard (GB) of the security door, usually in the door with a stamp, be sure to see the location of the stamping. There are internal filling: now on the market of security door filling are generally: honeycomb paper + styrofoam, fire rock wool, aviation aluminum fire rock wool fire, insulation, sound insulation effect. But also depends on the thickness of the plate, hinges and locks, craft style.

Anti-theft door on how to get rid of the stickers, get the kind of clean, there is no way?

Taobao in the bottle to buy a bottle of home door protection agent spray a small ad no longer sticky

Home security door choose what lock security, the key can not be copied

What can not copy this year? The fingerprint! The The

Will the security door double fast lock shortcomings

The biggest drawback if not anti-lock, you can directly from the outside door pressure, forced over the card's resistance.

There are locks in the district lock lock lock, they have lock core change, although the lock cylinder key is a plastic box closed, I worry about insecurity, because the key, after all, in their hands, say they are II muscle jump Nai Jiu snow Dan grinding repair lock with the key master, I do not know where the locksmith was safe to you? Ask, thank you more

Buy a good lock on the Internet (brand a little better, there are anti-counterfeit signs) their own, very simple

Newly renovated house, anti-theft door is open overlooking the mouth of the child to pay Yin Yi agent, lived a few months, and found the door is really very convenient to open, want to be replaced, it will not hurt Inside the door sets ah? More

First of all depends on your lock can not change the side, if you can put the whole door removed to install into the open on it, the door handle need to change the direction, if the door is not filling cement, then it should be a good demolition. Function is doubles as a fire door, mainly to fire identification, overturned iodine Yi Yan agent tower winter tower tamper identification is less. Because both fire function, so open to the scientific and reasonable, one is to prevent the external fire broke into the room, the second is the indoor fire, easy to break out.

Want to change the security door, would like to know whether this thing can be bought directly installed, or need to be customized by size. For how long to build, ask heroes who help

I do not know your original door or standard size? If not to build according to your hole size, build to 15 days. Factory package installation.