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#5 in Furnace Filters
Honeywell Home FC100A1037 MERV 11 Media
Honeywell Home
$45.00 – $70.00
The OEM 20x25x4 media filter for Honeywell whole-house air cleaner cabinets, rated MERV 11 with roughly six-to-twelve-month service life. Deep pleats give it fifteen times the surface area of a 1-inch filter.
8.5
Excellent
Consensus
Don't buy this if…
- Do not force a 4-inch media filter into a bent track, since crushed pleats create bypass gaps.
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