Q:Which anti-theft door brand cost-effective! The The The The The

Anti-theft door, Panpan, Wang Li are good, but a good anti-theft door must have a good anti-theft lock can helium contact velvet Du Fusen asked, the lock is the core of the door, a good anti-theft lock can play a security The maximum effect of the door. We can search for "top Kyrgyzstan" to see how this lock

Q:What is the filler inside the security door

Anti-theft door filling are: honeycomb paper (general) ----------------- general anti-theft door, engineering door rock wool (fire, noise) --------- --- fire doors, more advanced security door polyurethane foam (warm, sound insulation) ---- insulation doors, more high-level anti-theft door aluminum foil (security, noise, fire) ---- fire doors, heaters , High-level security door

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:When you ask to buy [security door] Note 1. To build a good city or online search finished a direct telephone contact. 2. All brands say their products are good, how to choose products. 3. The price is about how much the range 4. Is the security key of the security door? How to ensure that the key delivery on the way did not be copied? Do you want to change the lock at the time of purchase? 5. Is the security door fixed on the door frame, strong? The original door is unloaded good, or double door good? Question added: selling anti-theft door that I live in the apartment door is not the standard, so they want to make adjustments to their original products, so, to more money, this is not the seller's disguised price increases it? In China to buy things on this unpleasant, what are not marked price, but also bargain, get good to be cheated, do not mention the enjoyment of the shopping. trouble! The The More

1. In the absence of the industry to introduce the case, or do not understand the case, the proposed online to understand the price, or in the building materials to buy better. Because it is a local, after-sales service a little bit of protection (declare: I also manufacturers) 2. Must consider their products "homogenization", that is, cost-effective, or some new product selling point. 3. This is your request. Into the door security door with iron doors and stainless steel doors, etc., my company is to do stainless steel door into the door 4. This do not have to worry about, you can google about AB or ABC lock and then look at their pictures. And then that lock, as long as the lock cylinder can be locked for the purpose! 5. did not see the installation of physical, but it is recommended to remove and re-install. Other problems, you can stay contact, or Google consult me!

Q:Really understand the friend said, anti-theft door lock how to choose the safety level

See the key, the current c-class is the highest level of the country last year identified.

Q:My house will have to renovate the house, would like to ask the home of the security door cost better? What brand of security? Buy anti-theft door is to buy a good composite door or a single door? thank you all! More

Casually a check to know the brand of a large brand of good workmanship, high prices; second-line brand work slightly worse, low prices You set it yourself

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:Security doors have what brand

Now a lot of anti-theft door manufacturers, many provinces have. Paul at the end of more than 7,000. Some manufacturers more than one or even a few licensing of the heart of the hungry bitter leech practice blood storm Mo Mo, so the brand is not very important. (China Famous Brand, China Famous Brand, China Famous Brand, China Famous Brand, China Famous Brand, International Door Industry Association Member Unit) 2 Wang Li Security Door (China Famous Brand, China Famous Brand, National Standard Development Unit) 3 Meiyan Security Door (China Famous Brand, China Famous Brand (National Famous Brand, China Famous Brand, National Standard Development Unit) 5 groups of security doors (national Mianjian products, well-known brands) 6 step Yang anti-theft door (China famous brand) 7 fly (China famous brand, the national Mianjian products) 10 spring security door (China famous brand) 8 sun and moon anti-theft door (national Mianjian products, well-known brands)

Q:What is the standard size of the double-entry security door?

Double open anti-theft door without standard. Only a single door, 960 ** 1 chicken 紶 etoposide correction point Han Han film 970 child door (thirty seven) 1160 ** 2050

Q:Fingerprint lock how, advantages and disadvantages of what? And anti-theft door lock which is more secure than? General fingerprints can record a few fingerprints?

Professional people online excerpt, I speak simple and easy to understand. Fingerprint lock is installed in your original lock, anti-theft is to see your lock core, and the fingerprint field 籂 dumplings limbs levy off the castle Long lock little difference. Is convenient, pull the wind! Generally recorded a 10 fingerprints no problem, this technology is not difficult.