What is the difference between an air purifier and a fresh air system?portable air purifier Production

　　The annual "Golden Nine Silver Ten" is the peak period for buying a house, and the biggest problem after buying a house is decoration, because most of the people who buy a house are just in need, and they will think about decoration and moving in after buying it. However, you can't move in immediately after the renovation, because it involves the problem of removing "formaldehyde". If you only rely on green plants and ventilation to remove aldehydes, the effect will be very slow, and you may not be able to move in after a few months. If you want to speed up the removal of aldehydes, many people will think of fresh air systems and air purifiers, but they are struggling with which one to choose because of the cost. Today, I will sort out the advantages and disadvantages of fresh air systems and air purifiers to help you better Choose the device you need.

　　First, let’s talk about the fresh air system

　　1. First briefly introduce the fresh air system

　　The fresh air system is mainly divided into two types: duct type and ductless type. It is based on the use of special equipment on one side of the closed room to send fresh air to the room, and then from the other side of the special equipment to discharge it to the outside, so it will form a flow of fresh air indoors. field, so as to meet the needs of indoor fresh air ventilation. The main functions of the fresh air system include: ventilation, deodorization, dust removal, dehumidification and room temperature adjustment.

　　2. Advantages and disadvantages of fresh air system

　　Advantages: (1) The fresh air system can realize indoor and outdoor ventilation, and you can enjoy fresh air without opening windows. It is more suitable for some areas with severe haze; (2) The heat exchange function can adjust the room temperature, and at the same time ventilation It can also ensure the stability of the indoor temperature and save heating costs; (3) The internal and external circulation mode can realize the purification of the whole house. Its actual purification effect mainly depends on the CADR value and the air volume. If both values are small, the effect is small. The general household air volume is 150, 250 and 350, and the 150 air volume is generally suitable for small apartments below 70 square meters. For units of 120 square meters and above, choose a fresh air system with an air volume of 350 or higher.

　　Disadvantages: (1) The price of the fresh air system is a bit expensive, which is generally much higher than that of the air purifier; (2) Because of the management and laying, the fresh air system requires many holes, which will cause certain damage to the main body of the building; (3.) Installed It is a little troublesome, and needs to be considered in terms of pipe laying, installation position and height; (4) The fresh air system consumes a lot of power and consumables, and generally needs to be replaced in 3 to 5 months; (5) The pipes are dirty after using the fresh air system for a long time. , it is difficult or even impossible to clean, and it is easy to produce secondary pollution, which needs to be used in conjunction with air purifiers; (6) the laying of pipes in the fresh air system needs to sacrifice the floor height of the room.

　　Second, look at the air purifier

　　1. A brief introduction to the air purifier

　　Air purifiers are also known as air cleaners, air purifiers, and purifiers. Air purifiers can adsorb, decompose or convert various air pollutants (generally including PM2.5, dust, pollen, odor, formaldehyde and other decorations). pollution, bacteria, allergens, etc.), can effectively improve air cleanliness, the main application scenarios include household, commercial, industrial, building, etc. Its main function is to adsorb and decompose various air pollutants, and finally purify the air quality.

　　2. Advantages and disadvantages of air purifiers

　　Advantages: (1) The price is cheap. Compared with the fresh air system, it starts at 10,000 yuan, and the air purifier is divided into several hundred to several thousand; (2) Because of the working principle of the air purifier, the purification efficiency in a small space is high. High, quick effect, in the fresh air system, the air volume loss will be caused by the long pipeline, but there is basically no air volume loss in the air purifier; (3) The air purifier has rich functions, such as humidification, gear adjustment, remote control settings, and even There are APP settings; (4) Compared with the fresh air system, the air purifier occupies a small space, which is easy to move and has no installation troubles; (5) Because of its small size, it is easy to clean, and it is sufficient to replace the filter element regularly.

　　Disadvantages: (1) Because of the volume, the purification area of the air purifier is smaller than that of the fresh air system; (2) In general, an air purifier can only purify one room (about 30 square meters).

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