20x25x4 Extended Surface Air FilterMERV 13, 80-85%, Koch 110-501-404 (2 pcs) voomi_id_65168 Operating range of 3-6 pounds

Operating range of 3-6 pounds per square inch

Evaporative cooling technology

safeguarding equipment by diverting excess safely

5 Linacoustic RC Duct Liner Insulation is designed for effective HVAC applications

20x25x4 Extended Surface Air FilterMERV 13, 80-85%, Koch 110-501-404 (2 pcs) voomi_id_65168 Operating range of 3-6 poundsCompact size, high efficiency extended surface filter. High efficiency microfiberglass filter media. Precision crafted corrugated aluminum separators. Compact design. Durable aluminized frame. Rigid, extended surface panel filters designed to provide high efficiency filtration in a compact, space saving 2 or 4 deep frame. They are constructed with a micro fiberglass air filter media that is engineered specifically for high efficiency applications. The