External Doors

Hot Products

Fire Rated Door Metal Door Security Door for home and building

Hollow Metal Commercial Door Steel security door for home and building

Security door Fire Protection inside open door for home and building

Stainless Door used wrought iron door gates

Fire Protection inside open door for home and building

Steel security door for home and building

Steeless Metal Door Security Door for home and building

Metal Door Security Door for home and building

Steel Security Door Door Leaf and Frames use best Cold-rolled Steel Board

Hollow Metal Commercial Door Steel security door

FAQ

Want to buy anti-theft door, I do not know galvanized steel and cold-rolled steel plate where the difference? The same thickness which is good? The

Anti-theft door with galvanized steel and cold-rolled steel plate difference (in other conditions the same circumstances): cold-rolled steel plate high strength, good rigidity of the surface quality is also high, but the need to paint and other methods of ingot skeletons The rafters are resistant to atmospheric corrosion. Galvanized steel plate characteristics just the opposite. If you live in the south of the city, the environment is damp and rainy, it is best to choose anti-corrosion ability galvanized steel security door. Otherwise choose cold-rolled steel plate security door, because the price of cold-rolled steel security door should be slightly lower.

Security doors have what brand

1 Panpan 2 step Yang 3 group rose 4 Fu new 5 Wang Li 6 spring 7 Maxim 8 gold big 9 new multi-10 Feiyun

How to determine the security door is good or bad

My family to buy anti-theft door, is selected in accordance with the following criteria: 1, brand. It is not to say that the small brand of the door is certainly not good, because more attention to the sale of this one, the big brand in this area is relatively sound. Anti-theft door is also the top ten brands. 2, the door level. The thickness of the steel plate is divided into four grades: Grade A is the thickest. Common common security door for the C or B level. This is not a distinction between the pros and cons of the standard, some doors are expensive, but it is C or B. Some of the door price is moderate, but it is a level door. Basically C or B is enough. There is no grade on the first do not consider the. 3, the thickness of the door. Generally ranging from 5cm to 9cm. Choose as needed. Of course, the thicker the door sound insulation will be slightly better, but the door will sink, if the hinge is not good, the long time may fall or issued a sound of what. 4, the door of the filler. Divided into honeycomb paper, polyurethane foam, fire rock wool and aluminum foil. Aluminum foil is the best, the other three have their own characteristics, according to need to choose. 5, lock. This should be very important, the door of the anti-theft is good to rely on it. Be sure to pick a good lock, basically big brand lock are pretty good. 6, the door of the seal. Check there are a few tracks, with a thin paper caught in the door, close the door to see if the extraction is strenuous. Optimistic about a brand of the door of a model, you can shop around, compare the price, each still have a certain price floating, encounter a large dealer or willing to give you a discount sales, you can get a good price Oh. General anti-theft doors are more home furnishings before the set of things, pay attention to your door is not a special size Oh, if it is, there is a time to do custom. If it is conventional size, are generally in stock.

Home security key to the keyhole when inserted in the special card astringent, when the pull is also particularly astringent, I do not know how to do

Pour some pencil ash put inside, it will become very smooth, my mother to do so very good use

What is the standard for acceptance of security doors?

It is not easy to open the door by the key of the robber, the material is hard.

Anti-theft door lock lock core several, the kind of the most secure.

Oh, no matter what kind of anti-lock lock cylinder, for professionals who are the same degree of security, open the same degree of difficulty are the same. I suggest you choose their favorite on the European friends.

General anti-theft door hole size 2100 * 1000, the net size of the door is how much

I understand the problem of the landlord as a door after the installation of the door to open the size of the door or the size of the door: the door size of about 860 * 2000. Through the size of about 84 spent flowers arrest dumplings dumplings evil spear 0 * 1980

What is the difference between the security door and the steel door?

Recommend you look at the national standard anti-theft door, April 1, 2008 promulgated a new standard.