Q:How can the security door to open to 180 degrees

First of all, you determine where to open the door, put the door to open the door to open the door, and then install the 180 hinges on the line

Q:Anti-theft sparse muscle trough can be too Jiujia tea compensation door lock to unlock the company to open after (no broken cylinder) there is no need to change the cylinder, ah, always feel that the whole hair ah. Worried about the unlock with ten minutes, the next time with a minute. Thank you answer ~ ~ more

Do you see people unlock it? Is it open with two wires? If it is, that is, technology unlock, it is not necessary to change the lock, but now I generally recommend customers to change the lock, for that kind of key can not open the lock cylinder! The The Locksmith can open, thieves can open. In fact, we use the lock first to ensure that their lives and property safety.

Q:If the same size, which door is more expensive? Which will be more practical? More

Of course, is the shutter door expensive ah, if in accordance with the practical point of view, then that is more practical than the rolling door

Q:What is the difference between steel doors and security doors?

Many consumers in the purchase of security doors, often into such a misunderstanding, the wrong steel doors as a solid wood door. As the appearance of steel doors and anti-theft door products are very similar, many consumers are difficult to correctly distinguish between the real security door. So, consumers how to correctly distinguish between security doors and steel doors? First of all, in the purchase of anti-theft security door, the dealer's business qualifications to be certified to see whether the operator holds the Public Security Bureau issued by the anti- Anti-theft security door certification. " Second, pay attention to carefully check, qualified anti-theft door frame steel plate thickness should be more than 2mm, the door thickness is generally more than 20mm, the weight of the door is generally more than 40kg. Third, the purchase of anti-theft security door, we should pay attention to check the anti-theft door is printed on the national certification standard "FAM" words, you can also ask the dealer to provide the brand security door of the national security security door inspection report. If it is not a national inspection report, it is necessary to pay special attention to see its content is "anti-theft security door" inspection report, or "steel into the door" inspection report. (Italian door mall)

Q:Is the door and security door a door?

Unit doors are the doors of different units that each residential building belongs to. In short, that is, when you enter your own home, into the corridor when the door. Can be anti-theft door can not be anti-theft door. Anti-theft door of the full name of the touch whip Hezhuang Gu Biao collapse wave "anti-theft security door." It combines both anti-theft and safe performance. The cell door is defined from the door where the door is located, and the face-to-door is defined from the performance of the door

Q:Hooply lock, there are three types of keys A, B, C, how to make the decoration key effective. Question added: Under normal circumstances, the use of C key to make A failure, C can use it? More

A, B, C three types of keys, how to make the edge of the fork late melon gypsum insects sleep chu fine decoration key failure. A key is decorated with a key and other decoration after the owner of the acceptance of the C key will be inserted into the keyhole rotation 360 ° (both off the A key for security in the use of A key to open once to ensure that the real failure) B key normal use of A key completely void

Q:Anxious, locked in a long, leading to close the door is very difficult to close, there is no way to adjust. I was the kind of do not have the key to the rafts to destroy the liver against the Philippines rubbing dozens of ginger, but also automatically lock the kind of lock! More

In the lock with the door contact surface plus lubricating oil or sewing machine oil, should be able to improve the point, but be careful not to lock the heart plus lubricating oil.

Q:Anti-theft door door windproof air leakage how to do

Taobao buy D-type tape, paste on the okay

Q:Inside the left outside the right outside the right how to distinguish please detail more Thank you more

To the people outside the door, facing the door, the direction of the hinge is the opening of the door. Hinge in the left, outside the open is outside the left, open inside is left.

Q:7 cm thick anti-theft door, what kind of power tools? What kind of drill bit Do you want to open from 2 sides? Meet the fire scrambling porphyry porphyry good phantom Han Yan door (7 cm thick) cat's eye what brand? More

There is no cat's eye on the door do not know how to install, please elaborate, the more detailed the better, with what tool hole using the hole device is right, first bought their favorite cat's eye, and then measure the cat's inner diameter is how big