Part Number – 20" x 25" x 1" Washable Industrial Aluminum Foil Filter. Premium Aluminum Mesh HVAC Filter Replacement. Package Contains 1 Filter For Easy Replacement. Quality – Proudly Made In The USA Our Compatible Industrial Aluminum Foil Filter Is Made From A High Quality Aluminum. The Filter Contains An Exclusive Multi-Layer Aluminum Media For Maximum Filtration And Extra Durability. There Are Overlapping Joints To Stop Snagging. Application –Filters Are Recommended To Be Hand Washed Using A Mild Dish Detergent And Warm Water. Allow The Filter To Soak In Hot Water And Dish Detergent For Approximately 1 Hour. Then Using A Light Bristled Brush, Gently Scrub The Filters Surface. Rinse With Water And Allow Time To Dry. Guarantee Filter Fit – This Filter Measures 19-5/8” X 24-5/8" X 7/8". Before Ordering It Is Always Best To Measure Your Existing Filter Using A Measuring Tape Or Ruler. Compatible With HVAC, Range Hood, & More Appliances Authentic Air Filter Factory Brand Product. UPC 842477120009. These filters are designed and distributed solely by Air Filter Factory. Perfect for air or grease applications both residential and commercial. Frame is aluminum alloy and media pack is bonded A premium mesh. Filter size is 20” x 25” x 1” nominal, 19-5/8” x 24-5/8” x 7/8” exact. Please ensure exact size will fit your application. Washable filters eliminate the hassle and expense of purchasing disposable filters. For air applications, rinse filter with water and mild detergent. For grease applications let filter soak in hot water and mild detergent, scrub with brush and let dry. Filters should not be washed in sanitation machines or dishwashers.