16x20x6 Multi-Cell Air FilterMERV 13, Double Header, Koch 110-722-012 (2 pcs) voomi_id_66492 an adjustable differential of 3-1/2

an adjustable differential of 3-1/2 to 40 degrees Fahrenheit

designed to enhance the performance of heating systems by providing a durable seal in air chambers

The York S1-024-35707-000 pressure switch is designed for precise pressure control in HVAC systems

Model Number: SWG-4HD

• Durable and reliable construction • Brand: Siemens Building Technology • Part Number: 658-069

16x20x6 Multi-Cell Air FilterMERV 13, Double Header, Koch 110-722-012 (2 pcs) voomi_id_66492 an adjustable differential of 3-1/2Medium and High Efficiency: The Koch Multi Cell is a high efficiency, extended surface air filter designed for use in HVAC applications of all types. Rigid construction makes the Multi Cell a superior filter in (VAV)variable air volume systems, or in any application where extreme conditions require additional filter strength and reliability. Multi Cell Construction: Cell Sides on Style SBM are constructed with heavy duty galvanized steel. Filter Media