Q:New to buy a second - hand housing, would like to install a security door, I do not know the general use of home security door price in the number of other, I do not intend to decorate the room, I would like to ask the security door manufacturers will be responsible for the installation? Or I have to Chuangchuan bruised Qi wrong sand nitrogen spines themselves to find the construction team to install it? Question added: responsible for the installation, then what is the cement I still do not have to prepare their own? More

Panpan this is the old brand is good, generally about 1,000 yuan, to pay attention to the anti-valve Chuangchuangcui degrees wrong sand and thorns door and anti-theft door of the Kazakhstan, anti-theft door manufacturers will be responsible for the installation of expansion screws with the cement Prepare yourself for yourself.

Q:Their own security door, every time the door is very costly to open the door. Lock the door when the door handle up to mention, very easy. But when the door open, whether it is inserted into the key from the outside open, or from the inside down the door handle, it is difficult to open the door, that a few out from the door that a few columns (Figure) is difficult to retract Inside the door. What is the cause of this? What steps need to be done to make it switchable? More

In each side of the tongue spray lubricant, oil is better, and you have this anti-theft door in the outside when the lock door should be no key, right? Is not the outside of the door handle up to be able to lock all the tongue? If that is the case, every time you lock the door when you want to pull the handle in place, or you then take the key to open the time when the power of the duo locusts Xin Hao Kun will be immobile key.

Q:Panpan's anti-theft door just installed that is c dang side of the side of the fertilizer stem hair plugging plug the chicken-level lock, but today saw the door fitted with a keyhole plug key is very obvious loosening, this normal? More

One is the pro-security lock cylinder fixed screw loose, resulting in loose cylinder. The other may be the pro-lock body screws or fixed device loose, resulting in the entire lock loose, so the cylinder is easy to pull out, of course, there is a third possibility, but the probability is very small, is the locksmith installed when the lock is not installed The But no matter what, this is very dangerous, it is easy to be used by people. Pro as soon as possible. A to E are authentic, find a door frame where there are C-shaped signs, there is no it is not genuine!

Q:What is the size of the general security door installation? (860 * 2050 type, 960 * 2050 type)

You say is a single door, the size of the hole should be put 1cm.

Q:How to distinguish between the steel doors on the paint is paint or PVC veneer; how to distinguish between anti-theft door paint is paint or metal paint? More

Steel doors are not PVC veneer, steel doors outside is a layer of steel metal.

Q:How do you deal with the theft of the door switch?

Usually to more than the support of the Shanghai-Hong Gui-cunning cave with the East anchored hinge and hinge rust-proof lubrication. Otherwise it will rust and abnormal sound. Hinges lack rust-free lubrication, and affect the appearance, will issue a squeak sound, affect the rest. Meikailong and other well-known hinge brand with tiger hotolube or Krupp's hinge hinge grease, colorless and transparent, good adhesion, good durability. Panther has 130 grams of tube packaging, but also for sliding doors and so on. Grease directly applied to the hinge gap, will slowly penetrate into the hinge inside. The maintenance period is four to six months. Should not use the oil or ordinary butter, easy to lose or low temperature freeze, there will be harmful smell volatilize. Vegetable oil will soon rancid produce odor, loss of lubrication.

Q:How is the distinction between the level of security doors? Especially what is the difference between B and Class A, in addition to the anti-opening time is 30 minutes outside the door, door frame, lock, fill what is more

Level Door / Front / Rear Door Lock Level Technology Open Violence Open Class A 2.0-1.0--1.0B Level Min 5 Minutes Min 30 Minutes B Grade 2.0-1.0-1.0A Level Min 1 Minutes Min 15 Minutes

Q:Why the American house does not install anti-theft network and security door?

The reason why Americans allow guns is also supported by this situation. You are absolutely impracticable in China.

Q:Anti-theft door lock body double fast escape with no escape What is the difference

Double fast muscle tiger crown mortar 攉 hinge Guai hello busy in the case of lock, a door handle on all open; without double fast lock (the middle 3 points out of the tongue), it must use the key to open The

Q:Anti-theft door outsourcing open outside the package with what is the difference

Outsourcing open outside the package are open to the wall of the wall is outside the door, outside the door is open to the outdoor Ding Ding teeth scraping Jiao pay tide scared open, open the door to the room open, I was doing security door