20x16x4 Extended Surface Air FilterMERV 14, 90-95%, Koch 110-500-405 (2 pcs) voomi_id_67032 This factory authorized part includes

This factory authorized part includes models HD46RE122 and HD46RE120

It triggers necessary system adjustments to ensure consistent performance under varying pressures

Fits Brand: McDonnell & Miller

Its open drip-proof enclosure keeps the internal components safe from liquids when installed at a suitable angle

20x16x4 Extended Surface Air FilterMERV 14, 90-95%, Koch 110-500-405 (2 pcs) voomi_id_67032 This factory authorized part includesCompact 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