Tjernlund Products 950-0482 Pre-Filter PAI-3 & PAI-4

The Tjernlund Products 950-0482 Prefilter is a replacement component for PAI-3, PAI-4 air cleaner systems in HVAC systems. The defense captures such larger airborne particles that they reach the main filter, thereby prolonging the products’ efficiency and life cycle. It is specifically designed for the PAI series and improves indoor air quality by trapping dust and debris. This is easy to install and can keep cleaner airflow in residential or commercial HVAC setups, improve energy efficiency, reduce maintenance needs and provide healthier, more breathable air throughout the environment.