With a MERV-11 rating and equipped with a dust defense layer, this furnace filter captures lint, pollen, and more.

• 1" thick
• Holds as much dust as 50 dusting wipes
• Pulls in and traps unwanted particles while letting cleaner air flow through
• Attracts and captures particles
• Household dust, lint, dust mite debris, mold spores, pollen, pet dander and smoke
• Designed with exclusive Filtrete™ Brand 3-in-1 technology from 3M
• Outperforms fiberglass, washable and non-electrostatic 3-month pleated 1" filters
• Carries a 1200D Microparticle Performance Rating (MPR)
• Includes 4 filters
• For maximum performance, change your filter at least every 90 days
• Pack of 4 furnace air filters
• Attracts and captures particles 
• The higher the MPR, the more microparticles
• Filtrete 1200D MPR has a rating of MERV 11