20"x25"x1"

The Filtrete® Dust & Pollen Reduction Filter carries a 3M Microparticle Performance Rating (MPR) of 600 - roughly equivalent to a MERV 8 rating.

• MERV 8 Rated
• Change Every 3 Months
• 20x25x1" Nominal
• 19¾x24¾x⅞" Actual

Features

• Meets the American Lung Association® Health House® Indoor Air Quality Guidelines
• No unnecessary antimicrobial chemicals added; Filtrete filtering material will not support the growth of bacteria, mold, mildew or fungi in normal use
• Contains electrostatically charged media to filter and attract particles in the air
• Excellent for high-velocity equipment

Attracts and captures large allergens like:

• Pollen
• Mold spores
• Large dust particles

*This filter should be changed at least every 3 months. Certain conditions in your home will significantly add particles to the air - this will cause the filter to capture more particles, shortening it's life to less than 3 months. These conditions would include: dirty ductwork, pets, construction work, sanding projects, tobacco smoke, burning candles, fireplaces and wood-burning stoves.