With a 1550 MPR (MERV 12) rating and polyester electrostatic media, the 20x20x4 filter uses Filtrete 3‑in‑1 technology to attract and trap microscopic particles such as pet dander, smoke, smog, bacteria, and roughly half of small virus‑carrying particles, while also capturing larger debris, including lint, household dust, pollen, mold spores, and dust‑mite matter, making it a strong choice for allergy‑sensitive homes that use a deep media cabinet.
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With a 1550 MPR (MERV 12) rating and polyester electrostatic media, the 20x20x4 filter uses Filtrete 3‑in‑1 technology to attract and trap microscopic particles such as pet dander, smoke, smog, bacteria, and roughly half of small virus‑carrying particles, while also capturing larger debris, including lint, household dust, pollen, mold spores, and dust‑mite matter, making it a strong choice for allergy‑sensitive homes that use a deep media cabinet.

ACTIVE CARBON LAYER: Acts as odor eliminator for pet smells, smoke, cooking, mildew and cleaning chemicals, COUNTLESS MICROPARTICLES: With a 1200 MPR and MERV 11 rating, your Filtrete Filter will help capture many microparticles and large particles from the air passing through it, DIFFERENT FROM NOMINAL SIZE: Slightly different from the nominal size, this air filter’s exact dimensions are 15.69 x 19.69 x 0.81, EXCLUSIVE TECHNOLOGY: Air filter designed with exclusive Filtrete 3-in-1 technology to pull in and trap unwanted particles, allowing cleaner air to flow through; plus a unique active carbon layer to h, MAKE YOUR HOME YOUR SANCTUARY: 2-pack of 3-month pleated 1” Filtrete 16x20x1 MPR 1200 AC Furnace Air Filter helps capture unwanted particles from your household air to contribute to a cleaner, fresher, NO. 1 RECOMMENDED: The No. 1 Recommended HVAC Air Filter Brand (1), Filtrete’s Home Air Filters provide the breakthrough technology needed to change how we clean our air to create a cleaner, healthier, SUBSCRIBE AND SAVE: On your first order, simply click on Subscribe and Save" to set up your delivery schedule and save up to 10% on your orders

Replacement HEPA filter engineered for the following Dyson purifiers: HP09, TP09, HP07, TP07, PH01, PH02, HP06, TP06, HP04, TP04, DP04. We recommend replacing your filter every 12 months. Over time, filters can get clogged with pollutants, reducing air flow. Using Dyson Genuine replacement filters ensures a sealed filtration system, HEPA standard and proper functioning of the machine.

Replacement HEPA filter engineered for the following Dyson purifiers: TP01, TP02, and BP01. We recommend replacing your filter every 12 months. Over time, filters can get clogged with pollutants, reducing air flow. Using Dyson Genuine replacement filters ensures a sealed filtration system, HEPA standard and proper functioning of the machine.
| Pros for 3M - Filtrete 20 in. W X 20 in. H X 4 in. D Polyester 12 MERV Pleated Allergen Air Filter 1 pk | |||
|---|---|---|---|
| There were no pros for this product— | There were no pros for this product— | Overall Performance, Air Quality, Filter Life, Ease of use, Fit | Overall Performance, Filter Quality, Installation Ease |
| Cons for 3M - Filtrete 20 in. W X 20 in. H X 4 in. D Polyester 12 MERV Pleated Allergen Air Filter 1 pk | |||
| There were no cons for this product— | There were no cons for this product— | Price, Smell | There were no cons for this product— |