Actual Dimensions: 15.38 x 25.5 x 5.25. Brand: Accumulair. 16x25x5 Day and Night P102-1625 replacement whole house air filters, exactly designed to replace the name brand Day and Night P102-1625 air filters. Completely assembled - no forming or combs needed. MERV rated to ASHRAE 52.2 test specifications assuring particulate capture equal to the original manufacturer Day and Night P102-1625 air filter. Photo: The example air filter image as displayed is not true to size and is there to show construction purposes only. Company names and Day and Night P102-1625 part numbers are used for filter replacement purposes only.