Panel Air Filter; Type Disposable; Overall Width 18 Inch; Overall Height 20 Inch; Overall Depth 1 Inch; Media Polyester Fiber Synthetic; MER Value 4; Flow Rate 300 Foot per Minute; Resistance 0.14 Inch WG (Initial), 0.5 Inch WG (Final); Arrestance 75 to 80 Percent; Temperature Rating 200 Deg F; Frame Detail 1-Piece, Heavy Duty Kraft Board, Monobond Pinch Frame; Application Residential, Light Industrial, Commercial; Applicable Standard UL (Canada and US), UL 900, ASHRAE 52.2, NAFA, ISO 9001
Improved aerodynamics reduce restriction to air flow Safe, easy, fast installation Larger effective filtering surface area Wide selection of standard size Made in USA