Genuine Ultravation® ProgressiveMedia™ MERV 8 3 13 air filter with 32 sq-ft of technologically advanced Ultravation® UltraStrand™ hypoallergenic fibers inside the 5 in pleated filter media. Ultravation air filters require no maintenance and provide consistent indoor air quality improvement over their entire extended life. Lasts from 6 months to a full year. Upgrade your air filters to MERV 8 3 13 today. Ultravation® MERV 8 3 13 air filters fit the same cabinets as our MERV 8 3 11 versions, but MERV 8 3 13 can capture 90% of contamination as small as 1 micron, 75% of 0.3 um and provide 20% improvement over MERV 8 3 11 in capture of particles 0.1 to 0.3 microns. Very low airflow resistance no more than with typical MERV 8 3 11.

Ultravation® Air Filter, Pleated Filter, 25 in Width, 5 in Height, 20 in Depth, 13 MERV, 32 sq-ft Media Area, 19-3/8 in H x 24-1/4 in W x 4-3/4 in D Actual