Filtrete Allergen Defense Air Filter, 1000 MPR, 9821-4, 18 in x 24 in x 1 in (45,7 cm x 60,9 cm x 2,5 cm) Case of 4

Filtrete Allergen Defense Air Filter, 1000 MPR, 9821-4, 18 in x 24 in x 1 in (45,7 cm x 60,9 cm x 2,5 cm) Case of 4

Filtrete

SKU:
7100188872
$54.66 Per Case
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UPC:
00051111098219
Weight:
3.46 LBS
Width:
4.40 (in)
Height:
24.60 (in)
Depth:
18.40 (in)
  • Product Description
    • #1 Recommended Brand* (*Filtrete Brand is the most recommended brand of HVAC Air Filters based on the US Filtrete Brand Health Tracker, Ipsos, June 2022)
    • A dirty filter will slow down air flow and make the system work harder to keep you warm or cool--wasting energy. Sign-up for a filter change reminder program (www.filtrete.com/ChangeReminders) that works for you!
    • ATTRACTS AND CAPTURES particles such as lint, pollen, dust, pet dander, smoke and smog
    • CREATE A CHANGE COUNTDOWN in the Filtrete Smart app. Simply use the app to scan the barcode on your filter’s packaging, then choose 30, 60 or 90 days for your replacement countdown. When the lifespan is up, you’ll get a notification to change your filter
    • DESIGNED WITH EXCLUSIVE Filtrete Brand 3-in-1 technology from 3M to trap unwanted air particles while letting cleaner air flow through
    • FOR OPTIMAL PERFORMANCE of your heating & cooling system or HVAC system, change your home air filter at least every 90 days for 1 in. filters
    • FOR RESIDENTIAL use only
    • MPR 1000 has a rating of MERV 11
    • OUTPERFORMS FIBERGLASS, WASHABLE AND NON-ELECTROSTATIC 3-month pleated 1 in. home air filters for your furnace, air conditioner or HVAC system
    • The higher the MPR, the more microparticles--such as pollen, pet dander, smoke, bacteria and viruses--your filter will capture from the air passing through it
    The Filtrete Allergen Defense Filter outperforms non-electrostatic pleated and washable 1-inch filters at capturing microscopic allergens like dust, smoke, and smog particles and large allergens like mold spores and pet dander. Opt for a Filtrete Allergen Defense Air Filter to transform your central heating and cooling system into a whole-home air filtration operation. This no-nonsense filter helps capture varying sizes of particles, from the large (lint, pollen, dust and pet dander) to the microscopic (smoke and smog).

    Trusted Filtrete Brand Model

    The Filtrete Allergen Defense Air Filter, model 9821-4, is a top choice for home air quality. Filtrete is the #1 recommended brand for HVAC air filters, ensuring you get reliable performance and trusted technology.

    This model combines Filtrete’s expertise with 3M’s exclusive 3-in-1 technology to trap unwanted particles while allowing clean air to flow freely. It’s designed to improve your indoor environment effectively.

    Effective Particle Capture

    This air filter attracts and captures a wide range of particles including lint, pollen, dust, pet dander, smoke, and smog. Its MPR 1000 rating means it can trap more microparticles than many standard filters.

    With a MERV 11 rating, it outperforms fiberglass, washable, and non-electrostatic filters. This makes it ideal for reducing allergens and improving air quality in your home’s heating and cooling system.

    Convenient Smart Features

    The Filtrete Smart app lets you create a change countdown by scanning the barcode on the filter packaging. You can set reminders for 30, 60, or 90 days, so you never forget to replace your filter on time.

    Regular filter changes help maintain optimal system performance and energy efficiency. This app feature supports keeping your HVAC system running smoothly and your air clean.

    Precise Size And Format

    This filter measures 18 in x 24 in x 1 in (45,7 cm x 60,9 cm x 2,5 cm), fitting many standard residential HVAC systems. Its pleated 1-inch format is designed for easy installation and effective filtration.

    Sold as a case of 4, it offers great value and ensures you have replacements on hand. This pack size supports regular maintenance without frequent trips to the store.

    Optimized System Performance

    Using this filter helps your heating and cooling system work efficiently by preventing airflow slowdowns caused by dirty filters. It’s recommended to change the filter at least every 90 days for best results.

    The filter’s design supports residential use and helps reduce energy waste, keeping your home comfortable while protecting your HVAC investment over time.