- Working principle: The air in the space is sucked into the equipment through a large fan, and the air flows through the filter screen to purify the air.
- Product features: large volume, high power consumption, regular replacement or cleaning of the filter element, the product usually has wind speed control panel, timing, air quality detection functions, etc.
- The product effect is related to the inlet and outlet air velocity, inlet and outlet filtration rate, and filter element selection.
Best Sellers in HEPA Filter Air Purifiers
Filters with different technologies and materials have different functions. Manufacturers design different filter components according to different consumer requirements, which can reduce the cost of replacing the filter.
There are also manufacturers in one step, to the entire filter assembly covered with multiple layers of different filters (right picture), to achieve PM2.5, pet hair removal, sterilization, disinfection and odor removal efficiency, filter core replacement cost is high.
- The smell of the filter material itself flows out with the air.
2.The product is cheap plastic.
- The product size is too big for desk top and too small for floor.
- The air is sucked into the equipment, but is directly discharged without entering the filter screen. The filtering rate is low, which is ineffective.
- Filters are inconvenient to purchase and require continuous investment.
- The addition of other functions increases the instability of the product.