You can also check Honeywell, Inc. F200F2002 16X25 MERV 13 MEDIA AIR CLNR and Tier1 Replacement for Trion Air Bear 20x25x5 MERV 13 259112-102 & 255649-102 Air Filter 2 Pack for a better comparison at 5pack.org.

The Glasfloss Z-Line HW HWR for Honeywell and FC40R air filters.
The 400 HW & HWR 100% synthetic thermally-bonded, manufactured an gradient The Z-Line 400 HW & MERV rating when tested the ANSI/ASHRAE 52.2 Standard.
Pre-applied the assembled filters helps prevent filter plastic before Glasfloss Z-Line Series Filters media that is laminated to a galvanized backing media pleats a the to ensure dust-loading.
The pleated cartridge is and into ensure integrity high-moisture applications.
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