Aerostar 21 1/2x23 1/2x1 MERV 11, Pleated Air Filter, 21 1/2 x 23 1/2 x 1, Box of 4, Made in the USA

Overview

• Brand : Aerostar
• Material : pleated
• Product Dimensions : 23.5"L x 21.5"W x 1"Th
• MERV Rating : 11.00
• Compatible Devices : Air Conditioner, Furnace
• UPC : 192212062423
• Number of Items : 4
• Manufacturer : Filtration Group
• Product Grade : new
• Unit Count : 4.0 Count

About this item

• Nominal: 21 1/2 x 23 1/2 x 1, Size: 21 1/2"x23 1/2"x3/4" 21 1/2x23 1/2x1, AC Furnace Air Filter
• Comparable to MPR 1000 to 1200 Micro Allergen Defense
• Comparable to Honeywell Allergen Plus FPR 7
• Designed to filter microscopic particles such as lint, dust mites, spores, pollen, pet dander, dust, and smoke.
• Change frequency 60-90 days, Made in the USA.