The SPT-30 PAD 21"x28" filter from Koch Filter Corp is designed for effective air filtration in medium-sized applications. Packaged in a 25-count carton, this filter is ideal for various HVAC systems. Its dimensions ensure a snug fit, while its construction provides reliable performance in capturing airborne particles. Meeting industry standards for air quality, this filter is a practical choice for maintaining clean air in both commercial and residential settings.
