Filtrete Allergen Defense Air Filter, 1000 MPR, 9800-4, 16 in x 20 in x 1 in (40,6 cm x 50,8 cm x 2,5 cm) Case of 4

• #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 9800-4, is a top choice for home air quality. This filter comes from the #1 recommended brand, Filtrete, known for reliable HVAC air filters.

Choosing this exact model ensures you get proven performance and trusted technology. The brand's reputation supports your home's heating and cooling system efficiency.

Effective Particle Capture

This filter uses Filtrete Brand 3-in-1 technology from 3M to trap unwanted particles like lint, pollen, dust, pet dander, smoke, and smog. It’s designed to improve the air you breathe every day.

With a 1000 MPR rating, it captures microscopic allergens and larger particles alike. This makes it ideal for maintaining cleaner air throughout your home environment.

Precise Size And Format

The filter measures 16 in x 20 in x 1 in (40,6 cm x 50,8 cm x 2,5 cm), fitting standard residential HVAC systems. Its pleated 1-inch format ensures optimal airflow while filtering effectively.

This size and format work well with most furnaces, air conditioners, and HVAC units, making it a versatile choice for many homes. It’s designed specifically for residential use.

Convenient Pack And Use

This product comes as a case of 4 filters, providing a supply that lasts through multiple filter changes. It’s a practical option for maintaining your system without frequent reordering.

Using a pack of four helps you keep your heating and cooling system running efficiently by changing filters regularly. This supports optimal system performance and energy savings.

Smart Change Reminders

With the Filtrete Smart app, you can create a change countdown by scanning the filter’s barcode. Choose 30, 60, or 90 days for replacement reminders to keep your air filter fresh.

This feature helps you avoid dirty filters that slow airflow and waste energy. Staying on schedule with filter changes protects your HVAC system and improves air quality.