Q: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.

Q:The construction unit filled with wood, part of the plastic bags, cement bags only fill the `` `` `` `` `` `` `` `` `` `` `` `` `` `` `` `` `` `` `` `` `` `` `` `` `` `` `` `` `` `` `` `` `` ` ?More

According to the construction experience to deal with their own, 5 cm, you can use 107 glue mixed with black cement, bonding a layer of standard bricks, the lower with a template to hold, dry after the demolition, and then those who have to pour concrete over the shock Palace of the beam, mainly from the security considerations, if the household for the security door, found that there are debris, then do not tell the company

Q:How to paint their own anti-theft door

First rust, sandpaper or grinding wheel, and then brush anti-rust paint, and so dry, then brush the color you need the paint

Q:What is the security standard?

The latest standard "anti-theft security door common technical conditions", the anti-theft door security level is divided into: A, B, C, D four levels. Anti-theft level classification level surface material thickness lock points anti-damage open time letters that a class 2mm12 ≥ ≥ 30minJ B class 2mm10 ≥ 15minY C class 1.8mm8 ≥ 10minB Ding 1.5mm6 ≥ 6minD general home security door to C, Ding-based, the higher the level, the higher the anti-theft performance. In addition to the door itself, the door lock is the key to anti-theft, the state will be anti-theft door lock cylinder is divided into three levels: level anti-technical open time anti-destructive opening time interoperability rate standard level A ≥1min≥15min≤0.03% National Standard B Grade ≥5min≥30min≤0.01% National Standard Super B Grade ≥260min≥30min≤0.0004% Enterprise Standard

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:My home made a double-sided transparent glass security door, in the anti-theft door can be through the glass child powder powder shells crazy enough to see the second door. So I think that road security door thin (is the best kind), so there is a problem? I have heard someone say that the house can not be transparent, but the details of what I do not know bad. Please help out, thank you! The More

Hello, your house as long as there are two doors, you can install a transparent glass door, if you can directly see the facilities in the house is not very good! Good looking is, but the safety or the most important family

Q:I would like to ask, the standard anti-theft door, door door, the door door size should be kept much

Hello, first buy anti-theft lock and then hole.

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:How to identify the quality of security door?

Asked the seller to produce the relevant departments of the "test certificate of compliance" to check whether the national mandatory standards GB-1998 technical requirements. Remove the cat's eye, door bell box or lock handle, check the door body structure. The door should have a number of reinforced steel, so that the front and rear panels are organically connected together. The door is best to have asbestos and other fire, insulation, sound insulation function of the material as a filler. Check whether the lock has been used by the public security department to detect qualified anti-theft special lock, in the lock installation site to strengthen the steel plate to protect. Check the quality of the product, whether there are welding defects, doors and doors with the dense and so on. Weigh the weight of anti-theft door, the amount of regular security door is not less than 40 kg.

Q:I bought a few supermarkets with anti-theft door, after installation, no reason to their own alarm, do not know is to be twisted side defender wing gambling gambling song what things interfere. The What can affect the security door of their own alarm? More

Burglar alarm is divided into two kinds of voice and the twitch side of the defender wing gambling chi chi song sensor for no reason the alarm is the probe and the sensor caused by excessive sensitivity you can find a professional test to do the appropriate adjustments can be