4" Depth Air Filters
From basic to elite, air filters with a 4-inch depth are available in five different levels of air purification. All filters with a “basic†rating are capable of trapping lint, dust, dander, mold spores and pollen, but the higher the quality level, the more air contaminants filtered out. Use comparison chart below to review the different quality levels available for filters with a 4-inch depth.
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Tier1 brand replacement for White-Rodgers FR1000M-100 - 16 x 20 x 4 - MERV 13 (2-Pack)
$42.39MSRP: $48.67 Save 13%
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Tier1 brand replacement for White-Rodgers FR1000M-100 - 16 x 20 x 4 - MERV 11 (2-Pack)
$37.09MSRP: $42.87 Save 13% -
Tier1 brand replacement for White-Rodgers FR1000M-100 - 16 x 20 x 4 - MERV 8 (2-Pack)
$35.89MSRP: $41.58 Save 14%
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