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Home/ Furnace Models/ Lennox/ SL280V

Lennox SL280V Filter Size

SL Series

Compatible Filter Sizes

  • 16x25x5
  • 20x25x5

Uses X6670 or X6673 media filters

Buy Replacement Filters

Shop 16x25x5 Filters on Amazon

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How to Verify Your Filter Size

Your Lennox SL280V may use different filter sizes depending on cabinet configuration. Check the label inside your filter cabinet door or measure your existing filter to confirm the exact size needed.