Q:I bought a security door before the decoration, just installed to prevent the stains were stained, I use the newspaper to the door bag tightly, and with many transparent Han Gui Feng 莩 宦 official for the cloak of rubber (glass glue) fixed , After the completion of the decoration, the demolition of the newspaper, but left a lot of one on the door of the tape stains, sticky, very difficult to clear, which know what a good way? More

Blow the hair with a hair dryer, and then wipe it

Q:We are downstairs unit security door intercom and home lock is broken, the guests can only throw down the key, I feel very impolite, I now have a window connected to the first floor of the 8-core cable, can use this line I would like to unlock this set is not very understanding, whether the first change, and then access to the lock? What is the principle of unlocking? As long as the key can be unlocked at home on the line, right Do not need to say, and shouting twice on the line.Want to delay the trough of the river of tea right to have a reasonable person to speak a little thorough, the more simple the better, I dry electrician, how much a little knowledge of the circuit. More

Of course you can, and very simple. Only two of them can be used, it is recommended for each 4 core and a group, 8 core is divided into two groups, this can reduce the resistance. We find the electromagnetic switch, the first assumption that the electromagnetic switch is connected to the power supply negative, the other end is often connected with the drive tube. (If the contrary, the following program can be flexible to change their own) we only need one end of the first line of the network drive tube, the other end of the cable power supply is. Upstairs cable at both ends of a button switch can be.

Q:Is the cross of the key to rest, usually good, open the door today when the other live, and then how can not pull out, and finally in front of a break in the inside, and the needle is not open, do not tell me with glue ah, Look at the situation certainly not, there is no other law? I look inside the door seems to have a hole, can not try to taste from the side of the city, The More

Playing 110 to find a professional unlock the staff to pay a little higher but the safety of formal

Q:What is the specific composition of the direct-style intercom system of the anti-theft door intercom system? The More

By the door, hinge side of the column, hinges and other components, the door hinge outward extension to form a cover plate, and the hinge head position is more outward protruding. The utility model has the advantage that the gap between the hinge side and the door hinge is covered by the cover plate, and the thief can not break the hinge through the gap and pry the door, so that the anti-theft door is greatly enhanced.

Q:Home ventilation is not good, would like to install the door on the security door, what kind of screen door is good?

Stainless steel anti-theft type is better

Q:Anti-theft door lock about what it means

General right hand door for right hand lock left hand door for left hand lock

Q:My family anti-theft door keyhole has been unknown people blocked four times there are two families were locked in the door can not enter the door. Spend a lot of money, for the lock heart can be. Blocking the eyes of the people to adopt the way to the night to lock the eyes of irrigation, it should be neighbors for neighbors. Today, my family has been found to be blocked, recalled to be blocked card single drop pole Chi Emei pine lice law stiff reason, may be yesterday I was a little late clothes. Is now suspected to be downstairs, how can I do? More

Then it will pay attention to the future, maybe you think the evening wash clothes nothing, but may affect others to rest, mutual understanding is the best, even know who is blocking, you really intend to block it? Or the alarm? After the neighbors also how to do it?

Q:My home security door is the nineties of the product, the key is a cylindrical iron bar, no key teeth of the kind, is said to rely on magnetic force to open the door. Daughter and wife's keys have been lost, and now only a key Fan Fan Dayton locusts Hao Hao rudder penalty fine, and this key in general with the key place that can not match. Who knows how this key is? More

You are talking about the magnetic automatic lock, which is now a good match, only for the lock cylinder

Q:Such as title. That is, the size of the unit door.

The general unit door is 1000mm × 2100mm

Q:I found before the inspection room is basically anti-door and anti-theft door in the house after the lock, directly in the house to open the door, that the lock on the indentation to the (description is not very good! I and not understand) and feel no lock! My door is locked in the house, you open the door in the house, you must open the lock to open the door to open the door, I was indulging in the trough to drink tasteless tea station to pay for this two kinds of doors and what is the difference? In what circumstances the most time which door is better! Thank you! Question added: see the figure to see more

In general, the main difference between the door door security and fire protection is to fill the different, security doors are usually filled with honeycomb paper or polyurethane foam, fire doors are usually filled with expanded perlite plate. Home door fire usually has the function of anti-theft door. You can say that the lock can be opened in the room under the handle is open, is the fire door settings, may be unified to install this fast unlock, is to quickly open the door to evacuate. "Feeling with no lock the same" is the wrong feeling, because the house can not be opened. Another kind of situation, if you want to lock the door away from home, with the key lock in the end, then the room can not open the door (this feature to prevent burglary useful).