Glasfloss GDS Series 25 x 25 x 1 Double Strut Disposable Fiberglass Panel Air Filters. Case of 12. Actual Size: 24-5/8 x 24-5/8 x 3/4

Exact Measurements: 24-5/8 x 24-5/8 x 3/4 Inches | Nominal Size: 25 x 25 x 1 Durable Double Strut Design with 10% Greater Open Media Area. Easy to Install and Easy Disposal. No Metal Components Good HVAC System air flow and equipment protection. Used for residential, commercial, and industrial HVAC applications. Made in USA.