20 in. x 20 in. x 1 in. Filtrete Ultimate Allergen Filter

The 20 in. x 20 in. x 1 in. Filtrete Ultimate Allergen Filter is a high-quality air filter designed to provide ultimate protection against allergens. With its advanced filtration technology, this filter captures microscopic particles such as pollen, pet dander, dust mites, and mold spores, ensuring cleaner and healthier indoor air. The 1-inch thickness allows for easy installation in most standard HVAC systems. This Filtrete filter is built to last and should be replaced every three months for optimal performance. Improve the air quality in your home or office with the Filtrete Ultimate Allergen Filter.