Filtrete 18x20x1 Air Filter, MERV 11 MPR 1000, 4 Pack

$69.95

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Improve your home's indoor air quality with Filtrete 18x20x1 MPR 1000 Micro Allergen Defense Air Filters. Designed for residential furnaces, air conditioners, and HVAC systems, these pleated electrostatic filters help capture unwanted airborne particles while maintaining reliable airflow.

Featuring Filtrete 3-in-1 Technology, the MPR 1000 and MERV 11 filtration helps capture microparticles such as pet dander, smoke, and smog, along with larger particles including pollen, household dust, and lint.

Each filter is designed for up to 3 months of use, making this 4-pack a convenient supply for year-round HVAC filter maintenance.

Key Features

Genuine Filtrete HVAC air filters
Nominal size: 18 x 20 x 1 inches
Actual size: approximately 17.68 x 19.68 x 0.81 inches
MERV 11 filtration rating
MPR 1000 performance rating
Filtrete 3-in-1 Technology
Electrostatic pleated filter design
Helps capture pet dander, smoke, and smog
Captures larger particles such as pollen, household dust, and lint
Designed for furnaces, air conditioners, and residential HVAC systems
Up to 3 months of use per filter
Includes 4 HVAC filters

Specifications

Specification	Details
Brand	Filtrete
Nominal Size	18 x 20 x 1 in
Actual Size	17.68 x 19.68 x 0.81 in
MERV Rating	11
MPR Rating	1000
Filter Type	Electrostatic Pleated
Replacement Interval	Up to 3 Months
Application	Furnace, AC & HVAC
Quantity	4 Filters

What's Included

4 Filtrete 18x20x1 MPR 1000 MERV 11 HVAC Air Filters

Recommended Replacement

For optimal HVAC performance, replace the filter at least every 90 days. Replacement frequency will vary depending on household conditions, pets, indoor air quality, and HVAC usage.