0 Items (Empty)20 x 21 1/2 x 1 Air Filter
Actual Size: 19 7/8" x 21 1/2" x 3/4"
 Filtrete HVAC Fiberglass
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 Filtrete HVAC Pleated
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 Filtrete HVAC Pleated
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 Filtrete HVAC Pleated
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| Lowe's Model # | 3MHBR06.012021H | 3MHBR08.012021H | 3MHBR11.012021H | 3MHBR13.012021H |
| Lowe's Item # | 323029 | 322121 | 409206 | 398944 |
| MPR Rating | MERV 6 | MERV 8 | MERV 11 | MERV 13 |
| Change Frequency | 30 Days | 90 Days | 90 Days | 90 Days |
| More Info | More Info | More Info | More Info | |
| 6 Pack Price |
$50.36
$8.39 Each
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$54.73
$9.12 Each
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$64.14
$10.69 Each
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$80.17
$13.36 Each
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| Equipment Protection |
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| Household Dust |
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| Lint | - |
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| Pollen | - |
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| Mold Spores | - |
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| Dust Mite Debris | - |
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| Pet Dander | - | - |
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| Smoke Particles | - | - |
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| Smog Particles | - | - |
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| Bacteria | - | - | - |
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| Particles that Carry Viruses | - | - | - |
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| Particles that Carry Odors | - | - | - | - |
