The SPT-30 PAD 9"x21" from Koch Filter Corp is an effective air filter pad designed for various applications. Measuring 9 inches by 21 inches, this pad is sold in packs of 25, making it a practical choice for both commercial and residential use. Made from high-quality materials, it captures dust and allergens efficiently, ensuring cleaner air. The SPT-30 series is known for its reliability and compliance with industry standards, making it a preferred option for HVAC systems and other filtration needs.
