Renewaire Merv 13 Filter EV90 GR90 units 2020 and later
This Merv 13 filter is for EV90 and GR90 units dated 2020 or later. You will need to use only 1 Merv 13 filter and should use the Merv 8 filters for the other side.
Size of filter is 9-3/4″ X 10-1/4″ X 1″ and is enclosed in a frame unlike the Merv 8 filter. These filters should be removed and fully replaced once a month under normal operating conditions.