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What is the service life of an ultra-low resistance high-efficiency filter unit?

What is the service life of an ultra-low resistance high-efficiency filter unit?

The service life of ultra-low resistance high-efficiency filter unit is affected by a variety of factors, generally about 1 to 3 years, as follows:
Use environment
Air quality: If the air quality of the use environment is poor, such as in areas with serious industrial pollution or dusty places, the filter unit will adsorb a large amount of dust and impurities faster, resulting in its dust capacity reaching saturation earlier, and the service life may be shortened to about 1 year, or even shorter. On the contrary, in areas with better air quality, such as seaside resorts, their service life may be extended to two to three years.
Humidity: A high-humidity environment makes it easy to breed bacteria, mold, and other microorganisms, thereby reducing the filtration effect and service life. In general, an environment with long-term relative humidity of more than 70% will reduce the effective service life of the filter unit by 20%-30%. If the humidity is well controlled, it is in the suitable range of 40%-60%, which helps to extend its service life.
Frequency of use
Continuous operation time: If the filtration unit needs 24 hours of uninterrupted operation, such as the air purification system in some large data centers, the loss rate of the filter material will be much faster than the office space running 8 hours a day, and the continuous operation may need to be replaced in 1.5 to 2 years.
Air volume: In the case of large air volume, the filter unit needs to deal with more air, the friction between the filter material and the air is intensified, and the impact of dust and other particles is stronger, which will accelerate the aging and blockage of the filter material. For example, in the ventilation system of a large shopping mall, if the air volume is large, the filter unit may need to be replaced in 1 to 1.5 years; In small offices with small air volume, it may take 2 to 3 years to replace.
Maintenance status
Regular cleaning: Regular surface cleaning of the filter unit can remove some large particles of dust, which can extend the service life to a certain extent. If you carry out professional cleaning and maintenance every 1 to 2 months, the service life can be extended by 20%-30%.
Timely replacement of filter materials: For some filter units of replaceable filter materials, if they can be replaced in time before the filter material reaches the dust capacity limit, it can ensure the continuous and stable operation of the filter unit, and the overall service life can reach 2 to 3 years; On the contrary, if it is not replaced in time, it may affect the performance of the entire filter unit and shorten its service life.