measure the temperature differential between the inlet and outlet

and Payne air purifier cabinets without field modifications

What is the purpose of the DFK-B Downflow Kit

Can I use this with a 55-90°F selector

Liebert 195539P2 Filter Els PW 29614 measure the temperature differential betweenThe Liebert 195539P2 Filter is a heavy duty, OEM replacement air filter purpose built for high demand precision cooling environments. Measuring exactly 21. 5x24x4, this deep pleated media is engineered to maintain the strict airflow requirements of Liebert and Vertiv climate control systems. Using a MERV 8 performance rating, it effectively captures airborne contaminants down to 3 micronsincluding dust, pollen, and textile fibersensuring sensitive