Washable Metal Air Filter, Panel, 16x20x2/ OVERALL WIDTH: 19.380 INCHES MINIMUM AND 19.620 INCHES MAXIMUM BODY THICKNESS: 1.630 INCHES MINIMUM AND 1.870 INCHES MAXIMUM DESIGN TYPE: REUSABLE BODY OVERALL LENGTH: 15.380 INCHES MINIMUM AND 15.620 INCHES MAXIMUM FILTERING MEDIA DESIGN: WOVEN SINGLE FILTERING MEDIA RESPONSE SPECIAL FEATURES: FOR EXHAUST MATERIAL: STEEL FRAME MATERIAL: STEEL SCREENING STYLE DESIGNATOR: A1 RECTANGULAR SPECIFICATION/STANDARD DATA: 96214-2086881-1 MANUFACTURERS SPECIFICATION CONTROL