Filter Hut 20x25x5 Lennox (X6673) compatible filters are specifically engineered to substitue for the original manufacturer Lennox 20x25x5 air filters. Filter Hut air filters are MERV classified to ASHRAE 52.2 test classifications assuring that our air filters will operate as good or better than the OEM part number (X6673) filters. Our filters can be selected with Odor Ban odor filtrating carbon-inlayed technology. *Company names are used for filter substitution identification purposes only.
- 20 x 25 x 5 nominal size.
- 19-7/8 x 24-11/16 x 4-1/4 actual size.
- Replaces Lennox brand 20x25x5 part number: X6673.
- Quality Filters Envaero brand.
- Specifically designed to substitute for the name brand filter.
- Filters framed and preassembled for ease of intallation. (No need for extra combs, end-caps, etc.)
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MERV graded to ASHRAE classifications.
- Option of Odor Ban odor isolating carbon-infused technology.
- 2 air filters per case.
