(Retail Price: $92.99 ) $41.86
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Basic
MERV 6
- ✓ Lint Dust
- ✓ Pet Dander
- ✓ Mold Spores
- ✗ Pollen
- ✗ Dust Mites
- ✗ Fine Dust
- ✗ Auto Emissions
- ✗ Smoke
- ✗ Tobacco Smoke
- ✗ Bacteria
- ✗ Very Fine Dust
- ✗ Odor
Particle size Effectiveness Large 35 - 50% Medium - Small - -
Advanced
MERV 8
- ✓ Lint Dust
- ✓ Pet Dander
- ✓ Mold Spores
- ✓ Pollen
- ✓ Dust Mites
- ✓ Fine Dust
- ✗ Auto Emissions
- ✗ Smoke
- ✗ Tobacco Smoke
- ✗ Bacteria
- ✗ Very Fine Dust
- ✗ Odor
Particle size Effectiveness Large > 70% Medium - Small - -
Premium
MERV 11
- ✓ Lint Dust
- ✓ Pet Dander
- ✓ Mold Spores
- ✓ Pollen
- ✓ Dust Mites
- ✓ Fine Dust
- ✓ Auto Emissions
- ✗ Smoke
- ✗ Tobacco Smoke
- ✗ Bacteria
- ✗ Very Fine Dust
- ✗ Odor
Particle size Effectiveness Large > 85% Medium 65 - 80% Small - -
Ultimate
MERV 13
- ✓ Lint Dust
- ✓ Pet Dander
- ✓ Mold Spores
- ✓ Pollen
- ✓ Dust Mites
- ✓ Fine Dust
- ✓ Auto Emissions
- ✓ Smoke
- ✓ Tobacco Smoke
- ✓ Bacteria
- ✓ Very Fine Dust
- ✓ Odor
Particle size Effectiveness Large > 90% Medium > 90% Small < 75%
20 x 20 x 1 Air & Furnace Filter Replacements
The 20x20x1 universal air filter by Tier1 comes in a vast array of filtration levels identified by their unique merv rating. Merv types include merv 6 (basic), merv 8 (advanced), merv 11 (premium) and merv 13 (ultimate). Each merv type is categorized by the type of media used in the furnace filter’s construction, the type of pollutants it captures, and ultimately the amount of filtration it provides. Whether you are allergic to pet dander and dust mites or simply want to make sure there are less bacteria or pollen in your air, we have the air filters that fit your needs and budget.
