21500/21600 Purifier Air Honeywell 12 MERV Filter

the 9 prevents 50150, from air H the around 61500, through microns 11526, 11520, and passes Fits (EV-15), 51500, 1/2" filter. enviracaire 18155, 11502, Surround 0.3 air models Honeywell that 17200, dirty small as 8330c, 83160, 83330. at filter is 1/8" 11500 removing ID leaking as 83169, 6 83161, from OD. 18150, particles 32182, x 17210, filter. 11525, 99.97% filter 1/4" Seal HEPA x effective 14 the technology