HEPA, named high efficiency particulate arrester, originally called high-efficiency particulate absorber but also sometimes called high-efficiency particulate arresting or high-efficiency particulate arrestance, is a type of air filter. Filters meeting the HEPA standard have many applications, including use in clean rooms for IC fabrication, medical facilities, automobiles, aircraft and homes.
Cleanworld can customize according to customer requirements in different sizes of products, also provide OEM services for brand products.The product can be selected and designed according to the customer's requirements of removal efficiency, wind resistance, CADR value and CCM value.Frame can choose paper frame, aluminum frame, stainless steel frame, plastic frame and so on.
Various household and commercial air purifiers, air conditioners, fresh air systems, car,etc
Filter Classes |
Usage |
Class |
Performance |
Performance test |
Particulate size approaching 100% retention |
Test Standard |
Coarse filters (used as Primary) |
G1 |
65% |
Average value |
>5 μm |
BS EN779 |
G2 |
65–80% |
Average value |
>5 μm |
BS EN779 |
G3 |
80–90% |
Average value |
>5 μm |
BS EN779 |
G4 |
90%– |
Average value |
>5 μm |
BS EN779 |
Fine filters (used as Secondary) |
M5 |
40–60% |
Average value |
>5 μm |
BS EN779 |
M6 |
60–80% |
Average value |
>2 μm |
BS EN779 |
F7 |
80–90% |
Average value |
>2 μm |
BS EN779 |
F8 |
90–95% |
Average value |
>1 μm |
BS EN779 |
F9 |
95%– |
Average value |
>1 μm |
BS EN779 |
Semi HEPA |
E10 |
85% |
Minimum value |
>1 μm |
BS EN1822 |
E11 |
95% |
Minimum value |
>0.5 μm |
BS EN1822 |
E12 |
99.50% |
Minimum value |
>0.5 μm |
BS EN1822 |
HEPA |
H13 |
99.95% |
Minimum value |
>0.3 μm |
BS EN1822 |
H14 |
100.00% |
Minimum value |
>0.3 μm |
BS EN1822 |
ULPA |
U15 |
100.00% |
Minimum value |
>0.3 μm |
BS EN1822 |
U16 |
100.00% |
Minimum value |
>0.3 μm |
BS EN1822 |
U17 |
100.00% |
Minimum value |
>0.3 μm |
BS EN1822 |