Aerostar 16x28x6 MERV 11 Replacement Pleated Air Filter for Aprilaire Space-Gard 2400, 2 Pack

Nominal: 16 X 28 X 6, Size: 15 3/8” x 27” x 6” 16x28x6, AC Furnace Air Filter, AprilAire® is a trademark owned by Research Products Corporation. The seller of this product is not affiliated with or endorsed by Research Products Corporation. Comparable to Filtrete MPR 1000 to 1200 Micro Allergen Defense Replaces Lennox Part Number: X1444, X4559, X5425, and PMAC12-C Replaces Aprilaire Part Numbers: Aprilaire 2400 and #401 Change Frequency 12 months. Made in the USA