About This Item

• Nominal Size: 25 X 25 X 1, Actual Size: 24 1/2 X 24 1/2 X 3/4 (24.5 X 24.5 X 0.75)
• Measure Your Air Filter For The Exact Size And Compare It To Our Actual Size To Ensure Proper Fit.
• Ideal For High Efficiency Air Filtration And Will Help Those With Moderate Allergies And Asthma.
• Nordic Pure Merv 12 Is Equivalent To Mpr 1500-1900
• Made In The Usa