The 20x20x4 filter from Koch Filter Corp is engineered for superior air filtration in HVAC systems. With dimensions of 20 inches by 20 inches and a depth of 4 inches, this filter effectively traps dust and allergens, promoting a healthier indoor environment. Made from durable materials, it complies with industry standards, ensuring reliable performance. This filter is ideal for both residential and commercial applications, providing an effective solution for air quality management.
