Manufacturer Name: Trane Product Number: FLRQB5FR17M11 OEM Part Number: FLRQB5FR17M11 Product Description: 16.5"X26"X4.70 2Pack Filter Weight:4.25lbs/1927.77g The Trane FLRQB5FR17M11 is a 2-pack of disposable air filters which are standard. These filters are designed to be installed in furnaces or air handlers and are used with Trane’s line of HVAC products. https://www.partshnc.com/flrqb5fr17m11-trane-165-x26-x470-2pack-filter