20x21x5
Showing 1–25 of 26 results
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MERV 11
22 x 22 x 1 MERV 11 Pleated Air Filter
$55.74 – subscription plans available$9.29/each (6-pack)
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MERV 8
20 x 21 x 5 MERV 8 Healthy Climate X8790, PCO14-23
$63.98 – subscription plans available$31.99/each (2-pack)
View CartBasicProtect EquipmentHeavy DustMold SporesAverage DustDust MitesPollenDanderFine DustAuto EmissionsSmoke ParticlesBacteriaSub-Pollen ParticlesAttached VirusesPollution -
MERV 8
20 x 21 x 5 MERV 8 Lennox X8790, PCO14-23
$63.98 – subscription plans available$31.99/each (2-pack)
View CartBasicProtect EquipmentHeavy DustMold SporesAverage DustDust MitesPollenDanderFine DustAuto EmissionsSmoke ParticlesBacteriaSub-Pollen ParticlesAttached VirusesPollution -
MERV 8
20 x 21 x 5 MERV 8 Comfort Plus F825-0586 & FR1600
$69.98 – subscription plans available$34.99/each (2-pack)
View CartBasicProtect EquipmentHeavy DustMold SporesAverage DustDust MitesPollenDanderFine DustAuto EmissionsSmoke ParticlesBacteriaSub-Pollen ParticlesAttached VirusesPollution -
MERV 8
20 x 21 x 5 MERV 8 Electro-Air F825-0586
$69.98 – subscription plans available$34.99/each (2-pack)
View CartBasicProtect EquipmentHeavy DustMold SporesAverage DustDust MitesPollenDanderFine DustAuto EmissionsSmoke ParticlesBacteriaSub-Pollen ParticlesAttached VirusesPollution -
MERV 8
20 x 21 x 5 MERV 8 Emerson F825-0586 & FR1600
$69.98 – subscription plans available$34.99/each (2-pack)
View CartBasicProtect EquipmentHeavy DustMold SporesAverage DustDust MitesPollenDanderFine DustAuto EmissionsSmoke ParticlesBacteriaSub-Pollen ParticlesAttached VirusesPollution -
MERV 8
20 x 21 x 5 MERV 8 White-Rodgers ACB1600, ACM1600, F825-0586, FR1600-100
$69.98 – subscription plans available$34.99/each (2-pack)
View CartBasicProtect EquipmentHeavy DustMold SporesAverage DustDust MitesPollenDanderFine DustAuto EmissionsSmoke ParticlesBacteriaSub-Pollen ParticlesAttached VirusesPollution -
MERV 11
20 x 21 x 5 MERV 11 Healthy Climate X8790, PCO14-23
$71.98 – subscription plans available$35.99/each (2-pack)
View CartMicro AllergenProtect EquipmentHeavy DustMold SporesAverage DustDust MitesPollenDanderFine DustAuto EmissionsSmoke ParticlesBacteriaSub-Pollen ParticlesAttached VirusesPollution -
MERV 11
20 x 21 x 5 MERV 11 Lennox X8790, PCO14-23
$71.98 – subscription plans available$35.99/each (2-pack)
View CartMicro AllergenProtect EquipmentHeavy DustMold SporesAverage DustDust MitesPollenDanderFine DustAuto EmissionsSmoke ParticlesBacteriaSub-Pollen ParticlesAttached VirusesPollution -
MERV 11
20 x 25 x 4 MERV 11 Pleated Air Filter
$74.97 – subscription plans available$24.99/each (3-pack)
View CartMicro AllergenProtect EquipmentHeavy DustMold SporesAverage DustDust MitesPollenDanderFine DustAuto EmissionsSmoke ParticlesBacteriaSub-Pollen ParticlesAttached VirusesPollution -
MERV 11
20 x 21 x 5 MERV 11 Comfort Plus F825-0586 & FR1600
$75.98 – subscription plans available$37.99/each (2-pack)
View CartMicro AllergenProtect EquipmentHeavy DustMold SporesAverage DustDust MitesPollenDanderFine DustAuto EmissionsSmoke ParticlesBacteriaSub-Pollen ParticlesAttached VirusesPollution -
MERV 11
20 x 21 x 5 MERV 11 Electro-Air F825-0586
$75.98 – subscription plans available$37.99/each (2-pack)
View CartMicro AllergenProtect EquipmentHeavy DustMold SporesAverage DustDust MitesPollenDanderFine DustAuto EmissionsSmoke ParticlesBacteriaSub-Pollen ParticlesAttached VirusesPollution -
MERV 11
20 x 21 x 5 MERV 11 Emerson F825-0586 & FR1600
$75.98 – subscription plans available$37.99/each (2-pack)
View CartMicro AllergenProtect EquipmentHeavy DustMold SporesAverage DustDust MitesPollenDanderFine DustAuto EmissionsSmoke ParticlesBacteriaSub-Pollen ParticlesAttached VirusesPollution -
MERV 11
20 x 21 x 5 MERV 11 White-Rodgers ACB1600, ACM1600, F825-0586, FR1600-100
$75.98 – subscription plans available$37.99/each (2-pack)
View CartMicro AllergenProtect EquipmentHeavy DustMold SporesAverage DustDust MitesPollenDanderFine DustAuto EmissionsSmoke ParticlesBacteriaSub-Pollen ParticlesAttached VirusesPollution -
MERV 8
20 x 21 x 5 Odor Control Healthy Climate X8790, PCO14-23
$77.98 – subscription plans available$38.99/each (2-pack)
View CartBasicProtect EquipmentHeavy DustMold SporesAverage DustDust MitesPollenDanderFine DustAuto EmissionsSmoke ParticlesBacteriaSub-Pollen ParticlesAttached VirusesPollution -
MERV 13
20 x 21 x 5 MERV 13 Healthy Climate X8790, PCO14-23
$77.98 – subscription plans available$38.99/each (2-pack)
View CartUltimate AllergenProtect EquipmentHeavy DustMold SporesAverage DustDust MitesPollenDanderFine DustAuto EmissionsSmoke ParticlesBacteriaSub-Pollen ParticlesAttached VirusesPollution -
MERV 8
20 x 21 x 5 Odor Control Lennox X8790, PCO14-23
$77.98 – subscription plans available$38.99/each (2-pack)
View CartBasicProtect EquipmentHeavy DustMold SporesAverage DustDust MitesPollenDanderFine DustAuto EmissionsSmoke ParticlesBacteriaSub-Pollen ParticlesAttached VirusesPollution -
MERV 13
20 x 21 x 5 MERV 13 Lennox X8790, PCO14-23
$77.98 – subscription plans available$38.99/each (2-pack)
View CartUltimate AllergenProtect EquipmentHeavy DustMold SporesAverage DustDust MitesPollenDanderFine DustAuto EmissionsSmoke ParticlesBacteriaSub-Pollen ParticlesAttached VirusesPollution -
MERV 8
20 x 21 x 5 Odor Control Comfort Plus F825-0586 & FR1600
$85.00 – subscription plans available$42.50/each (2-pack)
View CartBasicProtect EquipmentHeavy DustMold SporesAverage DustDust MitesPollenDanderFine DustAuto EmissionsSmoke ParticlesBacteriaSub-Pollen ParticlesAttached VirusesPollution -
MERV 13
20 x 21 x 5 MERV 13 Comfort Plus F825-0586 & FR1600
$85.00 – subscription plans available$42.50/each (2-pack)
View CartUltimate AllergenProtect EquipmentHeavy DustMold SporesAverage DustDust MitesPollenDanderFine DustAuto EmissionsSmoke ParticlesBacteriaSub-Pollen ParticlesAttached VirusesPollution -
MERV 8
20 x 21 x 5 Odor Control Electro-Air F825-0586
$85.00 – subscription plans available$42.50/each (2-pack)
View CartBasicProtect EquipmentHeavy DustMold SporesAverage DustDust MitesPollenDanderFine DustAuto EmissionsSmoke ParticlesBacteriaSub-Pollen ParticlesAttached VirusesPollution -
MERV 13
20 x 21 x 5 MERV 13 Electro-Air F825-0586
$85.00 – subscription plans available$42.50/each (2-pack)
View CartUltimate AllergenProtect EquipmentHeavy DustMold SporesAverage DustDust MitesPollenDanderFine DustAuto EmissionsSmoke ParticlesBacteriaSub-Pollen ParticlesAttached VirusesPollution -
MERV 8
20 x 21 x 5 Odor Control Emerson F825-0586 & FR1600
$85.00 – subscription plans available$42.50/each (2-pack)
View CartBasicProtect EquipmentHeavy DustMold SporesAverage DustDust MitesPollenDanderFine DustAuto EmissionsSmoke ParticlesBacteriaSub-Pollen ParticlesAttached VirusesPollution -
MERV 13
20 x 21 x 5 MERV 13 Emerson F825-0586 & FR1600
$85.00 – subscription plans available$42.50/each (2-pack)
View CartUltimate AllergenProtect EquipmentHeavy DustMold SporesAverage DustDust MitesPollenDanderFine DustAuto EmissionsSmoke ParticlesBacteriaSub-Pollen ParticlesAttached VirusesPollution -
MERV 8
20 x 21 x 5 MERV 8 Odor Control White-Rodgers ACB1600, ACM1600, F825-0586, FR1600-100
$85.00 – subscription plans available$42.50/each (2-pack)
View CartBasicProtect EquipmentHeavy DustMold SporesAverage DustDust MitesPollenDanderFine DustAuto EmissionsSmoke ParticlesBacteriaSub-Pollen ParticlesAttached VirusesPollution
Showing 1–25 of 26 results