This 3M furnace filter is an efficient product made of fibreglass. It will capture airborne microparticles such as smoke and smog as well as airborne allergens like pollen, pet dander, and mould spores, in addition to large particles like dust and lint. It lasts 3 months and meets the American Lung Association Health House Indoor Air Quality Guidelines (1000 Microparticle Performance Rating (MPR) - MERV rating of 11). No unnecessary antimicrobial chemicals were added. Filtrete filtering material will not support the growth of bacteria, mould, mildew, or fungi in normal use.
- Attracts and captures microscopic allergens like pet dander, smoke, household dust, and large allergens like pollen and mold spores
- Carries a 1000 Microparticle Performance Rating (MPR)
- Lasts up to three months
- Outperforms fibreglass, washable, and non-electrostatic pleated 1-in (2.5 cm) filters
- Noticeably fresher air
- For residential use only