Amazon Accumulair
18-03-2018 08:30 am
Accumulair Diamond 20x20x1 (19.5x19.5) MERV 13 Air Filter/Furnace Filter
Nominal size 16x24x1
Marv 13 rating
Over 30-times more efficient at capturing micro particles than ordinary fiberglass filters
Great for helping reduce airborne allergens such as bacteria, particles that carry viruses, pollen
Lasts up to 3 months