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Filtrete Home Filtration Products

21 1/4 x 21 1/4 x 1 Air Filter

Actual Size: 21 1/4" x 21 1/4" x 3/4"

 
Filtrete HVAC Fiberglass
Filtrete HVAC Pleated
Filtrete HVAC Pleated
Filtrete HVAC Pleated
Lowe's Model # 3MHBR06.0121D21D 3MHBR08.0121D21D 3MHBR11.0121D21D 3MHBR13.0121D21D
Lowe's Item # 409338 410586 410738 401148
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
$54.39
$9.07 Each
$59.11
$9.85 Each
$69.29
$11.55 Each
$86.60
$14.43 Each
 
Equipment Protection
Household Dust
Lint -
Pollen -
Mold Spores -
Dust Mite Debris -
Pet Dander - -
Smoke Particles - -
Smog Particles - -
Bacteria - - -
Particles that Carry Viruses - - -
Particles that Carry Odors - - - -
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