The MULTI-PLEAT XL8 25x14x4 CTA by Koch Filter Corp is a high-efficiency air filter designed for optimal performance in HVAC systems. This filter features a multi-pleated design that increases surface area, enhancing dust and particulate capture. Measuring 25x14x4 inches, it fits standard air handler dimensions and is ideal for residential and commercial applications. The filter is constructed with durable materials that ensure longevity and compliance with industry standards. Each carton contains 6 filters, making it a cost-effective solution for maintaining air quality.