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Lennox 20x25x4 Filter

150 Lennox cabinet models use this filter size

Filter Size (Nominal)20x25x4
Actual Dimensions19.5 x 24.5 x 3.75
MERV RatingMERV 13
Filter TypeFiberglass
Compatible Models150 Lennox units

Buy Lennox 20x25x4 Replacement Filters

Verify size against your unit label before ordering.

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Compatible Lennox Cabinet Models (150)

All models below use the 20x25x4 filter size. Find your model number on the label inside your filter cabinet door.

Cabinet Model #MERVFilter TypeUnit Type
LE461C46MERV 13FiberglassFurnace
LE273A70MERV 13FiberglassPackaged Unit
LE426X77MERV 11HEPAPackaged Unit
LE652C96MERV 11PleatedPackaged Unit
LE363X61MERV 11HEPAAir Handler
LE738B17MERV 11FiberglassAir Handler
LE420C20MERV 13FiberglassFurnace
LE639Z10MERV 13HEPAAir Handler
LE253Z48MERV 8HEPAFurnace
LE922C88MERV 8FiberglassHeat Pump
LE892X36MERV 8PleatedFurnace
LE515Z20MERV 8FiberglassFurnace
LE448A53MERV 11FiberglassHeat Pump
LE443Z54MERV 11HEPAHeat Pump
LE531X85MERV 11PleatedHeat Pump
LE689X74MERV 8PleatedFurnace
LE928A61MERV 11HEPAHeat Pump
LE821X51MERV 13FiberglassFurnace
LE464A53MERV 8PleatedPackaged Unit
LE857A86MERV 13HEPAAir Handler
LE499A46MERV 8PleatedPackaged Unit
LE707Z66MERV 11PleatedFurnace
LE100X29MERV 11PleatedPackaged Unit
LE407B45MERV 13FiberglassPackaged Unit
LE213A15MERV 13FiberglassHeat Pump
LE927A63MERV 13HEPAHeat Pump
LE932C56MERV 13PleatedAir Handler
LE769Z91MERV 13FiberglassAir Handler
LE409C31MERV 13PleatedPackaged Unit
LE693A84MERV 13PleatedFurnace
LE540A11MERV 8HEPAHeat Pump
LE905B91MERV 13HEPAAir Handler
LE856C53MERV 13HEPAFurnace
LE217A29MERV 8PleatedHeat Pump
LE663Z50MERV 8PleatedPackaged Unit
LE277A65MERV 8FiberglassPackaged Unit
LE120B38MERV 11PleatedAir Handler
LE274B88MERV 11HEPAAir Handler
LE656Z34MERV 11FiberglassAir Handler
LE847C58MERV 11HEPAPackaged Unit
LE719Z17MERV 11FiberglassPackaged Unit
LE366X81MERV 11FiberglassPackaged Unit
LE530Z61MERV 13HEPAHeat Pump
LE151Z89MERV 13FiberglassAir Handler
LE247A57MERV 11FiberglassAir Handler
LE298X69MERV 13HEPAAir Handler
LE942A65MERV 8FiberglassHeat Pump
LE470B79MERV 13PleatedPackaged Unit
LE873C48MERV 13HEPAHeat Pump
LE445C77MERV 13PleatedAir Handler
LE893X79MERV 11PleatedFurnace
LE928X87MERV 11FiberglassHeat Pump
LE407Z40MERV 8PleatedFurnace
LE349C75MERV 13HEPAFurnace
LE726X76MERV 13PleatedAir Handler
LE779Z54MERV 13FiberglassPackaged Unit
LE710A80MERV 13FiberglassHeat Pump
LE142B30MERV 8FiberglassAir Handler
LE574Z95MERV 8FiberglassHeat Pump
LE534B94MERV 11FiberglassPackaged Unit
LE965C55MERV 11PleatedFurnace
LE698A70MERV 11HEPAPackaged Unit
LE265B11MERV 8PleatedPackaged Unit
LE474Z37MERV 13FiberglassPackaged Unit
LE889Z57MERV 8HEPAFurnace
LE439Z95MERV 8PleatedHeat Pump
LE202A23MERV 11PleatedAir Handler
LE864Z22MERV 13HEPAPackaged Unit
LE408X27MERV 13HEPAHeat Pump
LE252B38MERV 13FiberglassFurnace
LE880C81MERV 13PleatedAir Handler
LE471Z76MERV 13FiberglassHeat Pump
LE192A80MERV 13HEPAAir Handler
LE969A41MERV 11PleatedPackaged Unit
LE424X69MERV 8PleatedPackaged Unit
LE408C91MERV 11HEPAFurnace
LE240X21MERV 11HEPAAir Handler
LE901A87MERV 11HEPAPackaged Unit
LE958X51MERV 13PleatedAir Handler
LE199A31MERV 11HEPAHeat Pump
LE164A99MERV 13FiberglassFurnace
LE632Z72MERV 13PleatedPackaged Unit
LE756A80MERV 8HEPAHeat Pump
LE229Z92MERV 8PleatedPackaged Unit
LE918A84MERV 13PleatedPackaged Unit
LE821Z93MERV 13FiberglassHeat Pump
LE770C13MERV 13PleatedHeat Pump
LE117X47MERV 8PleatedHeat Pump
LE750Z46MERV 13PleatedHeat Pump
LE996Z14MERV 8HEPAAir Handler
LE184Z88MERV 11PleatedPackaged Unit
LE384C50MERV 11PleatedPackaged Unit
LE503B38MERV 8FiberglassPackaged Unit
LE188B60MERV 8PleatedHeat Pump
LE888C36MERV 8HEPAPackaged Unit
LE686A70MERV 13FiberglassPackaged Unit
LE902Z90MERV 8FiberglassFurnace
LE456A53MERV 8HEPAPackaged Unit
LE639Z93MERV 13PleatedAir Handler
LE190B62MERV 11PleatedAir Handler
LE539X26MERV 13FiberglassPackaged Unit
LE783X58MERV 11FiberglassFurnace
LE551X67MERV 13PleatedHeat Pump
LE903C14MERV 11FiberglassPackaged Unit
LE463Z91MERV 8HEPAFurnace
LE281X90MERV 11FiberglassAir Handler
LE676X75MERV 13FiberglassFurnace
LE689B66MERV 11PleatedHeat Pump
LE695A82MERV 13FiberglassAir Handler
LE724B57MERV 8HEPAFurnace
LE713B29MERV 13FiberglassFurnace
LE806X23MERV 13HEPAHeat Pump
LE679X40MERV 11HEPAFurnace
LE697C39MERV 11PleatedFurnace
LE686A41MERV 8FiberglassAir Handler
LE268B42MERV 11PleatedPackaged Unit
LE262Z41MERV 13FiberglassFurnace
LE449B59MERV 13HEPAPackaged Unit
LE378X74MERV 13FiberglassHeat Pump
LE851C14MERV 11FiberglassFurnace
LE874X81MERV 11HEPAFurnace
LE677A56MERV 11HEPAHeat Pump
LE169Z33MERV 11HEPAPackaged Unit
LE215C30MERV 13HEPAHeat Pump
LE279B66MERV 11HEPAAir Handler
LE985C20MERV 11PleatedPackaged Unit
LE566C64MERV 8PleatedAir Handler
LE250C76MERV 8HEPAPackaged Unit
LE362C44MERV 8FiberglassHeat Pump
LE382X39MERV 8FiberglassHeat Pump
LE626C45MERV 11HEPAPackaged Unit
LE970A46MERV 11FiberglassFurnace
LE607B76MERV 11HEPAAir Handler
LE620Z45MERV 8FiberglassFurnace
LE666A87MERV 13FiberglassHeat Pump
LE751X54MERV 11HEPAFurnace
LE934B88MERV 13HEPAAir Handler
LE198Z29MERV 8FiberglassFurnace
LE653B59MERV 13PleatedAir Handler
LE352X71MERV 11HEPAFurnace
LE804A40MERV 11PleatedPackaged Unit
LE887C71MERV 13HEPAAir Handler
LE198Z90MERV 8PleatedHeat Pump
LE167X95MERV 8FiberglassHeat Pump
LE223Z51MERV 11HEPAPackaged Unit
LE145B43MERV 11HEPAFurnace
LE270Z65MERV 13HEPAPackaged Unit
LE196A77MERV 8PleatedFurnace
LE469C82MERV 8HEPAFurnace
LE516C44MERV 8HEPAHeat Pump

How to Confirm Your Filter Size

The nominal size (20x25x4) is the labeled size. The actual measured dimension is 19.5 x 24.5 x 3.75. Always check the label on your existing filter or measure the slot before ordering replacements.

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