Frost King 15 in. x 24 in. x 1/4 in. Air Conditioner Foam Filter

Keep your indoor environment clean and comfortable with the Frost King 15 in. x 24 in. x 1/4 in. Air Conditioner Foam Filter. Designed for room air conditioning units, this open-cell foam filter media effectively captures dust, pollen, and airborne particles to improve indoor air quality and protect cooling equipment. This durable filter is completely washable and reusable, providing dependable performance throughout the cooling season. For custom installations or non-standard unit sizes, the lightweight foam sheet can be easily cut to fit with household scissors.