Aerostar Furnace air filter 19.5 x 19.5 x 0.75 in (pack of 6)
MERV 11 furnace air filter set in a 19.5
Features
- Nominal size 19 1/2 x 19 1/2 x 1 inch; actual size 19 1/2" x 19 1/2" x 3/4"
- MERV 11 rating filters microscopic particles such as lint, dust mites, spores
- Pack of 6 air filters for furnace and AC use
