3M

NationalFilterSales.com stocks the entire line of 3M Micro-Allergen and Ultra-Allergen filters
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Filtrete® Advanced Allergen

Filtrete high performance Advanced Allergen Filters filters carry a microparticle rating of 1500 and capture small and large particles including smoke, smog and particles that carry viruses. They also meet the American Lung Association® indoor air quality guidelines. These offer the highest performance for Filtrete 1" filters

Filtrete® Ultra Allergen

Filtrete High Performance 1" filters capture at least 90% of large airborne particles from the air passing through the filter. They outperform all non-electrostatic filters including three-month pleated, washable and fiberglass 1" filters.
Filtrete high performance filters carry a microparticle rating of 1200 or higher and capture small and large particles including smoke, smog and particles that carry viruses. They also meet the American Lung Association® indoor air quality guidelines.

Filtrete® Micro Allergen

Filtrete Air Cleaning 1" filters outperform all non-electrostatic (three-month pleated, washable and fiberglass 1") filters. These filters carry a microparticle performance rating range of 700 - 1000. They attract and capture microscopic allergens like dust, smoke, and smog particles and large allergens like mold spores and pet dander.

Filtrete® 4" Allergen Reduction

Whole house air cleaners are becoming increasingly popular in home heating and cooling systems, and are commonly placed in new constructions or when replacing older heating and cooling systems. Filtrete Media Air Cleaner 4" Filters are designed for whole house air cleaners with housings that accommodate 4-inch nominal size filters, and carry a 1550 microparticle rating. The filters help to attract and capture particles like pollen, mold spores, and dust mite debris.

Filtrete® AC and Hammock

These specialized application filters carry a microparticle performance rating range of 700 - 1000. These are used for hammock-type systems and room air conditioning units.