This filter is the 1st stage pre-filter used in the AlorAir Cleah Shield HEPA 550 Air Scrubber.
This MERV-10 Filter is made of synthetic fiber filter media.
For MERV-10 Filters: Replace as necessary- we recommend change every 2-3 months.
No modification of the AlorAir CleanShield HEPA550 Air Scrubber is required-users simply place the new MERV-10 filter and then re-secure the cover.
Dim: 13.7"×14.8"×0.8"
AlorAir MERV-10 Filter Replacement Set for CleanShield HEPA 550 Air Scrubber (10 Pack) Review