Actual dimensions are 15.75 x 24.25 x 3. Accumulair brand: 16x25x3 Totaline MAC1200 style whole house air filters, exactly engineered to replace the OEM Totaline MAC1200 filters. Fully built so no forming or combs required. MERV classified to ASHRAE 52.2 test ratings assuring filtration as good or better than the name brand Totaline MAC1200 filters. Notice: The sample air filter pic shown is not to scale and is included to show configuration only. Company names and Totaline MAC1200 P/N displayed for air filter style purposes only.
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