18 in. W x 24 in. H x 1 in. D Fiberglass 4 MERV Air Filter

Brand Name: AAF Flanders 
Width: 18 in. 
Height: 24 in. 
Depth: 1 in. 
Filter Material: Fiberglass 
Pleated: No 
Product Type: Air Filter 
Filters Mold Spores: Yes 
Filter Frame Material: Cardboard 
Metal Mesh Support: No 
Filter Class: Class II 
High Efficiency: Yes 
Filters Smoke: Yes 
Number in Package: 1 pk 
Filters Viruses: No 
Electrostatic: No 
Filters Dust/Lint: Yes 
Trimmable: Yes 
Filters Pollen: Yes 
Merv Rating: 4 MERV