The SPT-5 PAD 21"x21" from Koch Filter Corp is a premium air filter pad designed for high-efficiency filtration in HVAC systems. With dimensions of 21 inches by 21 inches, it fits standard filter frames perfectly. Each carton contains 25 pads, making it a practical choice for regular maintenance. This filter pad is engineered to provide excellent dust-holding capacity while maintaining low airflow resistance, ensuring optimal performance. The SPT-5 series meets industry standards for air quality, making it suitable for a variety of applications where clean air is essential.
