Clasificación de los filtros
Diversas tablas comparativas comprando las diferentes normas.
|
GRUPO |
ARRESTANCIA MEDIA |
EN 779 |
EUROVENT 4/5 |
ASHRAE 52.2 |
ABNT NBR 6401 |
|
PREFILTROS
|
A < 65% |
G1 |
EU1 |
|
G1 (60 - 75%) |
|
65% < A < 80% |
G2 |
EU2 |
MERV 1 MERV 2 MERV 3 MERV 4 |
||
|
G2 (75 - 84%) |
|||||
|
80% < A < 90% |
G3 |
EU3 |
MERV 5 MERV 6 |
||
|
G3 (>85%)
|
|||||
|
90% < A |
G4 |
EU4 |
MERV 7 MERV 8 |
|
GRUPO |
EFICIENCIA MEDIA |
EN 779 |
EUROVENT 4/5 |
ASHRAE 52.2 |
ABNT NBR 6401 |
|
ALTA |
40% < E < 60% |
F5 |
EU5 |
MERV 9 MERV 10 |
F1 (40 - 69%) |
|
60% < E < 80% |
F6 |
EU6 |
MERV 11 MERV 12 |
||
|
F2 (70 - 89% ) |
|||||
|
80% < E < 90% |
F7 |
EU7 |
MERV 13 |
||
|
90% < E < 95% |
F8 |
EU8 |
MERV 14 |
F3 (>90% )
|
|
|
95% < E |
F9 |
EU9 |
MERV 15 MERV 16 |
|
GRUPO |
EFICIENCIA MPPS* |
EN 1822 |
EUROVENT 4/4 |
ASHRAE 52.2 |
MIL STD. 292 |
|
FILTROS HEPA 0,3 micras |
>85% |
H10 (Q) |
EU10 |
||
|
>95% |
H11 (R) |
EU11 |
> 95% |
||
|
>99,5% |
H12 |
EU12 |
MERV 17 |
> 99,97% |
|
|
>99,95% |
H13 (S) |
EU13 |
MERV 18 |
> 99,99% |
|
|
>99,995% |
H14 |
EU14 |
MERV 19 |
>99,999% |
|
|
FILTROS ULPA 0,12 micras |
>99,9995% |
U15 |
EU15 |
MERV 20 |
|
|
>99,99995% |
U16 |
EU16 |
|||
|
>99,999995% |
U17 |
EU17 |