What is the height of the sofa backrest?
1. What is the height of the sofa backrest?
1. Backrest provides waist, back and head and neck support. The height of the sofa backrest is usually: 490 mm-550 mm
2. The middle backrest provides support for the waist and back, and its height is not higher than the height of the cervical vertebra to ensure that the head can rotate flexibly. The height of the sofa backrest is usually 400 mm-450 mm.
3. The low backrest provides lumbar support, and the height when sitting is not higher than the lower corner of the scapula, ensuring the flexibility of upper limbs. The height of sofa backrest is usually 3 10 mm to 350 mm.
4. In addition, the heights of the center points of the back, waist, neck and head are about 150mm- 180mm, 380mm-420mm and 450mm-480mm respectively.
The size of sofa cushion is defined according to the length of sofa, and there are many sizes of sofa cushion. In fact, there are two kinds of sofa cushions: one is used with the sofa, and the other is sold separately.
6. The size of the sofa cushion: The size of the ordinary supporting sofa cushion is related to the size of the sofa. The size of the sofa cushion of ordinary combined sofa is related to the length of single person sofa. 500mm * 500mm，600mm * 600mm。 These are the three most common types, and of course there are other sizes.
7. The size of the sofa backrest cushion is sold separately: usually, the sofa cushion sold separately is suitable for children, adults, hugs, seats, etc. There are more shapes and sizes. Common sizes of square sofa cushions are 480mm*480mm and 450mm*450mm, and of course there are other sizes. Those with more creative shapes are hard to judge.
2. What is the purchasing method of sofa backrest?
1. Sofa fabrics: At present, there are many sofa fabrics on the market, including leather, cloth and rattan. When buying a leather sofa, please choose a leather surface. Leather surface should be shiny, without scars, and the texture should be delicate. Pay attention to the seats when buying fabric sofas, and the back cover of sofas should have a more flexible structure. Contaminated parts must be washable.
2. Sofa size. The size of the sofa is mainly selected according to the size of the room. The average length can sleep one person. Usually Chinese and Japanese sofas have the smallest size, American sofas are larger and more comfortable, and modern European sofas have different sizes. More information Before buying a sofa, you must know the actual length and width of the living room at home before you can determine the number of sofas.
3. Combination sofa, based on family decoration style and furniture style, ensures overall coordination with interior decoration. When buying a sofa, please pay attention to whether the sofa can be disassembled. Due to the limitation of the current room type, you must first understand the size of the door frame, determine the size and disassembly of the sofa, and avoid the return dispute caused by the inability to enter the door.
4. The details of the sofa, the details of the sofa often reflect the quality of the sofa. When buying a sofa, carefully observe the softness of the corners. If it is soft, it feels very delicate. At the same time, smelling sofas, especially panel furniture, is prone to formaldehyde problems and too many chemicals.
5. Inside the sofa, because it is impossible to check the inside of the sofa, it is also the easiest place to tamper with it. Some surface laminated sofas are made of cheap wood, while others are made of broken wood. Then, it depends on personal experience. After sitting down, observe the resistance.
6. Sofa brand, the quality of sofa brand directly affects our quality of life and our personal mood. Therefore, consumers should check the relevant knowledge of sofa brands online when purchasing, and check the classification of some sofa brands.
That's all for the sofa back. To buy a good and suitable sofa, we must have a comprehensive understanding of it, so as to choose the most suitable one. Want to know more exciting information about home improvement, please continue to pay attention.