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Filter Size: 19x21x4
Actual Size: 18.5×20.5×4
Actual Size Fraction : 18-1/2×20-1/2×4
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Welcome to a breath of fresh air with our state-of-the-art 19x21x4 MERV 13 Pleated Air Filters, exclusively available at Custom Filters Direct. Engineered with meticulous precision and designed for optimal efficiency, these filters are your ultimate solution for achieving a healthier and more comfortable living space.
Elevate your indoor air quality effortlessly with the 19x21x4 MERV 13 Pleated Air Filters from Custom Filters Direct. Order online today and take the first step towards breathing cleaner and fresher air in your home. Experience the transformative difference that advanced filtration can make!