Door and window classification, performance characteristics and purchasing skills
Doors and windows are one of the essential main materials in the renovation of building materials. Their role in the home is no different, such as insulation, heat insulation, sound insulation, waterproof, fire prevention, and decoration. Whether from the aspects of decoration, functionality, etc., the role of doors and windows is not to be doubted. Therefore, the selection of doors and windows in the purchase of renovation building materials is very important. If you compare a home to a person's clothes, the doors and windows are the buttons on the clothes. Good doors and windows are impressive and impressive, while the interior doors add different sensations to the rooms in the living room. Between opening and closing, let us realize the beauty at your fingertips. The following renovation network will tell you about the classification of doors and windows and their respective performance characteristics, and teach you some of the doors and windows of the purchase method.
First, security door
Security door is a door that can resist abnormal opening under certain conditions within a certain period of time, and has a special lock and anti-theft device.
Buying skills:
1. Consumers should choose the right anti-theft security door according to the actual requirements such as the size of the door opening, the opening direction, and the color pattern.
2. Anti-vandalism function is the most important function of anti-theft security door. Upon purchase, the seller can be required to show the inspection certificate of the relevant department. The product quality should meet the technical requirements of national standard GB17565-1998 "General Technical Conditions for Anti-theft Security Door".
3. The thickness of the steel plate of qualified anti-theft security door frames shall be 2mm or more, the thickness of the door body is generally more than 20mm, and the weight of the door body shall be checked. Generally, the weight of the door body shall be 40kg or more, and the method may be checked by removing the cat's eye, doorbell box or lock handle. The internal structure of the door body, the door plate thickness should be more than 1.0mm, there are several reinforcing steel, so that the front and rear panels of the door organically linked together to enhance the overall strength of the door, the door is best asbestos and other fireproof, Insulation and sound insulation materials are used as filling materials. When the door is knocked by hand, a “click†sound is generated. Consumers should flexibly open and close the door by hand.
4, check the quality of the process: should pay special attention to check whether there is no welding defects, such as open welding, not welding, missing welding and so on. See if the cooperation of the door leaf and the door frame is dense, whether the gap is uniform, whether the opening is flexible, and whether all the joints are dense, the surface of the door panel should be treated with antiseptic treatment. Generally, the surface of the door panel should be painted and sprayed, and the surface of the paint layer should be free of bubbles, uniform in color and large in size. Most doors also have rubber seals embedded in the door frame, and no harsh metallic impact sound is emitted when the door is closed.
5, lock inspection: Qualified security doors generally use the special security locks detected by the public security department at the same time, should be in the lock at the thickness of more than 3.0mm steel plate for protection. Many anti-theft locks are multi-directional locks. The advantage is that not only the door locks are locked, the upper and lower cross bars can be inserted and locked, and the doors can be fixed, which greatly increases the door's flood prevention performance.
6, brand assurance: brand is a sign of product quality and service. The brand mainly refers to the product brand and the dealer brand. When buying the security door in the market, it is best to purchase the large-scale home building materials city. When purchasing, you should also pay attention to the “FAM†logo, company name, and implementation standards of the security door. The doors that meet the standards can be safe and reliable.
7. After installing the security door, the user must first check whether the keys and insurance policies, invoices, and after-sales orders and other accessories and information are consistent with the accessories and materials provided by the security door manufacturer. Do not use less keys. When the lock that has been installed on the door body is opened with a key, the lock cylinder should be easy and flexible, and there should be no jamming; the door should be flexible and free from jams, abnormal sounds, etc. during the process of opening 90 degrees.
Renovation Material Knowledge Renovation Material List Door & Window Window Lacquer Door Glass Aluminum Alloy Decoration Style Black Flooring Technology Glass Carving Classical Furniture Glass Furniture Glass Sliding Door White Furniture Carved Glass Glass Doors Upscale Curtains Home Furnishing European Home Furnishing Home Decorations Home Furnishing
Rubber Water Stop,Elastomeric Bearing Pad Co., Ltd. , http://www.chsteelprofile.com