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Product Description
A high-efficiency filter, often referred to as a HEPA filter, is designed to capture a high percentage of very small particles from the air. The term "HEPA" stands for High-Efficiency Particulate Air. These filters are commonly used in various applications to improve air quality by removing particles such as dust, pollen, mold spores, pet dander, and other airborne contaminants.
Key features of high-efficiency filters (HEPA filters) include:
Particle Size Efficiency: HEPA filters are highly effective at capturing particles as small as 0.3 micrometers with an efficiency of 99.97% or higher. This makes them particularly useful for environments where clean air is critical, such as in hospitals, laboratories, and cleanrooms.
Applications: HEPA filters are commonly used in air purifiers, vacuum cleaners, HVAC (Heating, Ventilation, and Air Conditioning) systems, and various industrial processes where maintaining clean air is essential.
Construction: HEPA filters are made of a mat of randomly arranged fibers, typically composed of fiberglass. The fibers create a maze-like structure that traps particles as air passes through.
Filter Standards: HEPA filters are subject to certain standards to ensure their performance. The specific standards may vary by country, but common standards include those set by the U.S. Department of Energy (DOE) and the European Committee for Standardization (CEN).
Classes: HEPA filters are classified into different classes based on their efficiency. The most common classes are H10 to H14, with H14 being the highest efficiency. The higher the class, the smaller the particles the filter can capture.