Overall dimension (W×H×D)	Rated wind rate (m3/h)	Filter area (m2)	clogging capacity (g)	Initial resistance (Pa) (when facing wind rate 0.5m/s)	Final resistance (Pa)	filter efficiency
484×484×120	390	4.4	230	≤200	400	≥99.97%
610×610×120	620	7.1	370	≤200	400
915×610×120	930	10.6	560	≤200	400
1220×610×120	1500	14.1	740	≤200	400
484×484×150	530	6.0	320	≤200	400
610×610×150	1000	9.7	510	≤200	400
915×610×150	1500	14.5	770	≤200	400
1220×610×150	2000	19.3	1020	≤200	400
484×484×220	1000	9.8	600	≤200	400
610×610×220	1600	15.8	920	≤200	400
915×610×220	2300	23.7	1340	≤200	400
1220×610×220	3000	31.6	1750	≤200	400