BestAir 27 in. W x 16 in. H x 6 in. D 11 MERV Pleated Air Filter (Pack of 2) tier-discount-7 Energy Star Compliant: Yes

Energy Star Compliant: Yes

Handle Length: 36

Manufacturer Part No: NM11

lift arm spacing 32 inches

Fits roof angles from flat to 45 degree

BestAir 27 in. W x 16 in. H x 6 in. D 11 MERV Pleated Air Filter (Pack of 2) tier-discount-7 Energy Star Compliant: YesBestAir Extreme Allergens, Pollen, Dander Air Cleaning Filter for Aprilaire SpaceGard; Lennox Nominal Size: 16x27x6 MERV 11 UPC: 078757015707 Manufacturer Part No: A401 SG4 BOX11R Brand Name: BestAir Height: 16 in. Width: 27 in. Product Type: Air Filter Pleated: Yes Number in Package: 1 pk High Efficiency: Yes Filters Smoke: Yes Filters Viruses: Yes Filters Bacteria: Yes Filters Mold Spores: Yes Filters Pollen: Yes Trimmable: No Filters Dust Lint: Yes