Exhaust Fan now more useful in home life . The exhaust fan has the characteristics of low investment cost, large air volume, low noise, low energy consumption, stable operation, long service life, and high efficiency. There are many kinds of exhaust fans. We need to select the most suitable ventilation cooling equipment based on the air volume and static pressure. Exhaust fans are widely used in homes and public places. Exhaust fan This kind of product that can realize ventilation is very popular, so there are also different models and sizes of exhaust fans on the market, and also meet the needs of different families of exhaust fans, then you know the common exhaust What are the fan size standards? How much do you know about the size of the exhaust fan? Next, let me explain in detail about the size of the exhaust fan and how to choose an exhaust fan.
Exhaust fan introduction
Exhaust fan, also known as negative pressure fan, negative pressure fan and so on. The use of air convection can keep the room in a state of negative pressure, forming a suction force, continuously sucking in the outdoor air and discharging the hot air in the room, so as to achieve ventilation and cooling effect.
What are the exhaust fan sizes?
1. The exhaust fan that is very common in daily life is a fan blade exhaust fan. The form of this type of product is similar to that of a range hood, and is mainly used for a bathroom without a window. The opening hole size of this type of exhaust fan is 29.5cm*29.5cm. Its frame size specification is 34.5cm*14.3*34.5cm.
2. The function of the enclosed exhaust fan is different from that of the blade exhaust fan, but there is a certain difference in appearance. This type of bathroom exhaust fan is generally a 30.5cm*30.5cm square design, it also has a suction strength, stronger than the average.
3, some family's bathroom will also use the central air conditioning shape of the exhaust fan, this type of exhaust fan is the most common hole size is 20.5cm * 20.5cm, the panel size is 25.5cm * 25.5cm. In terms of price, this type of product is generally more expensive, but the effect is much more obvious. Adsorption is faster and exhaustion is rapid.
How to buy exhaust fan
1. The kitchen is a place for cooking and cooking. Often fumes can be a headache for us. In the selection of a kitchen exhaust fan, in addition to the choice of suitable ventilation products based on space, the need to pay attention to the power of the exhaust fan.
2. There are three kinds of household exhaust fans: ceiling type, wall-mounted type, and window type. The bathroom is a concentrated area of moisture and moisture. When purchasing, consider the size of the bathroom and the ventilation environment. Also determine whether it is installed on the ceiling or on a wall or window. According to different installation positions, purchase Different models of exhaust fans.
3, in the purchase of exhaust fans, but also pay attention to the sound level, the lower the rank of the exhaust fan, the better, usually less than three is acceptable.
4, check the appearance. High-quality exhaust fans are better in terms of materials and workmanship, and do not suffer from thin materials, uneven seams, and broken deformation. When you buy, check whether the plane of the exhaust fan is warped, the plastic parts are smooth and smooth, the electroplating parts are bright, and there are no rust marks.
5, test machine inspection. When purchasing, it is best to try the exhaust fan on site. After power on, observe whether the fan blades of the exhaust fan are rotating smoothly, without abnormal noise and vibration, and the air volume is sufficient.
Exhaust fan brand
Panasonic Panasonic (in 1918, Japan, the world's top 500 companies, world brands, large multinational companies, the world's largest electronics manufacturers, Matsushita Electric (China) Co., Ltd.)
2. Zhengye GENUIN (high-tech enterprise, Guangdong famous brand, specialized in the development, production and sales of ventilation and air-changing electrical equipment, Guangdong Zhengye Electric Co., Ltd.)
3. Jinling (Guangdong Province famous brand, Guangdong famous brand, industry influence brand, private enterprise with self import and export rights, Jiangmen Jinling Exhaust Fan Manufacturing Co., Ltd.)
4. Midea (beginning in 1968, China Well-known Trademarks, Listed Companies, One of the Most Globally Competitive Brands, Top 500 Chinese Enterprises, Guangdong Meidian Electric Group Co., Ltd.)
5. Green Island Wind Nedfon (in 1989, the industry famous brand, Guangdong famous brand, a modern enterprise integrating research, development and sales, Lvdao Fenggang Electrical Appliance Co., Ltd.)
6. Aupu Aupu (China Well-known Trademark, Zhejiang Famous Brand, Top 10 Exhaust Fan Brands, Zhejiang Famous Trademark, Focused on Sanitary Appliance Manufacturers, Hangzhou Aopu Electric Co., Ltd.)
7.BNN-LONON (a world-renowned comprehensive technology company, a company dedicated to R&D, manufacturing and sales of ventilation, HVAC products, Guangdong Beller Electric Co., Ltd.)
8. Flying Eagle Feidiao (China's well-known trademarks, manufacturing, scientific research, import and export trade, services, real estate development and management of large enterprises, Shanghai Feidiao Electric Group Co., Ltd.)
9. Emmett (beginning in 1973 in Taiwan, the industry influential brand, the top ten exhaust fan brands, one of the most market competitive brands, Emmett Electric (Shenzhen) Co., Ltd.)
10. Mitsubishi Mitsubishi (established in Japan in 1870, the world's top 500 companies, committed to cutting-edge technology and expertise in research and development activities, Mitsubishi Electric (China) Co., Ltd.)
Exhaust fan installation height
Different specifications of the exhaust fan are installed with different requirements. The installation of a larger power exhaust fan will make the air conversion time faster. A general formula is fitted to the general exhaust fan. The size of the window glass is larger than the size of the exhaust leaves plus 45 mm. The common louver type exhaust fan is installed about 2.3 meters away from the ground.
