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Home/ Carrier/ 20x20x4

Carrier 20x20x4 Filter

211 Carrier cabinet models use this filter size

Filter Size (Nominal)20x20x4
Actual Dimensions19.5 x 19.5 x 3.75
MERV RatingMERV 8
Filter TypePleated
Compatible Models211 Carrier units

Buy Carrier 20x20x4 Replacement Filters

Verify size against your unit label before ordering.

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Compatible Carrier Cabinet Models (211)

All models below use the 20x20x4 filter size. Find your model number on the label inside your filter cabinet door.

Cabinet Model #MERVFilter TypeUnit Type
CA553X92MERV 8PleatedHeat Pump
CA276X57MERV 11PleatedPackaged Unit
CA639X83MERV 8FiberglassPackaged Unit
CA421B10MERV 11HEPAAir Handler
CA861Z87MERV 8HEPAFurnace
CA700X75MERV 8HEPAFurnace
CA525Z71MERV 11FiberglassFurnace
CA812C19MERV 8PleatedFurnace
CA896C10MERV 13HEPAAir Handler
CA579Z64MERV 13FiberglassAir Handler
CA394C40MERV 8FiberglassPackaged Unit
CA259X52MERV 8PleatedPackaged Unit
CA887C78MERV 11PleatedHeat Pump
CA158Z16MERV 13HEPAAir Handler
CA412C63MERV 8PleatedAir Handler
CA716B13MERV 11HEPAFurnace
CA223X22MERV 8FiberglassPackaged Unit
CA450Z56MERV 13FiberglassHeat Pump
CA630A53MERV 11HEPAAir Handler
CA675Z87MERV 8PleatedPackaged Unit
CA104C22MERV 11HEPAHeat Pump
CA893Z76MERV 11HEPAPackaged Unit
CA133C67MERV 11PleatedAir Handler
CA682A17MERV 13FiberglassAir Handler
CA246B57MERV 13PleatedPackaged Unit
CA214B13MERV 8PleatedFurnace
CA741B79MERV 8PleatedHeat Pump
CA213X89MERV 11HEPAFurnace
CA424B80MERV 8FiberglassHeat Pump
CA428Z80MERV 8HEPAHeat Pump
CA676B68MERV 13PleatedHeat Pump
CA277A94MERV 8PleatedFurnace
CA625X38MERV 13FiberglassAir Handler
CA262A75MERV 13PleatedFurnace
CA429A74MERV 8FiberglassHeat Pump
CA840B62MERV 11PleatedHeat Pump
CA168B29MERV 13HEPAAir Handler
CA803X57MERV 8FiberglassHeat Pump
CA965A38MERV 13PleatedAir Handler
CA289B39MERV 13FiberglassFurnace
CA443B21MERV 11FiberglassHeat Pump
CA222C57MERV 13PleatedHeat Pump
CA904A90MERV 11HEPAPackaged Unit
CA720B71MERV 11HEPAAir Handler
CA958B20MERV 13PleatedFurnace
CA304X37MERV 8HEPAPackaged Unit
CA193B88MERV 13FiberglassFurnace
CA979C16MERV 8PleatedHeat Pump
CA530B99MERV 8HEPAFurnace
CA295A50MERV 13PleatedFurnace
CA849Z35MERV 8FiberglassFurnace
CA133A92MERV 8HEPAPackaged Unit
CA312C73MERV 11HEPAPackaged Unit
CA699C96MERV 11PleatedAir Handler
CA237C21MERV 8HEPAPackaged Unit
CA413B98MERV 11HEPAFurnace
CA589Z64MERV 13FiberglassFurnace
CA977A98MERV 8HEPAHeat Pump
CA110Z58MERV 8FiberglassFurnace
CA870B11MERV 8FiberglassAir Handler
CA859A92MERV 8FiberglassFurnace
CA195X18MERV 11HEPAPackaged Unit
CA308B20MERV 8HEPAAir Handler
CA521A82MERV 11FiberglassPackaged Unit
CA921X26MERV 11HEPAHeat Pump
CA245C52MERV 13HEPAPackaged Unit
CA145B88MERV 11FiberglassHeat Pump
CA212B93MERV 11PleatedAir Handler
CA579C78MERV 8PleatedFurnace
CA524A28MERV 11HEPAPackaged Unit
CA644C29MERV 13HEPAHeat Pump
CA431X56MERV 11HEPAPackaged Unit
CA775X22MERV 13FiberglassPackaged Unit
CA384Z94MERV 11PleatedFurnace
CA788X88MERV 13HEPAAir Handler
CA770Z44MERV 11HEPAAir Handler
CA757A36MERV 11PleatedPackaged Unit
CA251X89MERV 11FiberglassPackaged Unit
CA114Z33MERV 13FiberglassFurnace
CA421A61MERV 11HEPAHeat Pump
CA378C63MERV 8PleatedPackaged Unit
CA697Z55MERV 13FiberglassFurnace
CA358X54MERV 13PleatedHeat Pump
CA291C96MERV 8FiberglassHeat Pump
CA600B50MERV 11FiberglassAir Handler
CA457A33MERV 8HEPAFurnace
CA351Z30MERV 8PleatedAir Handler
CA637B83MERV 13FiberglassPackaged Unit
CA632A54MERV 11FiberglassFurnace
CA759Z81MERV 8HEPAHeat Pump
CA294A68MERV 13HEPAFurnace
CA126Z31MERV 8PleatedAir Handler
CA675B12MERV 8FiberglassHeat Pump
CA197B91MERV 13HEPAFurnace
CA628X49MERV 13FiberglassFurnace
CA266B41MERV 8PleatedAir Handler
CA181C24MERV 13FiberglassFurnace
CA614Z63MERV 11PleatedHeat Pump
CA115B39MERV 11PleatedPackaged Unit
CA273X69MERV 11FiberglassFurnace
CA533A10MERV 8HEPAAir Handler
CA421B21MERV 11FiberglassAir Handler
CA463A29MERV 8FiberglassAir Handler
CA183X67MERV 13PleatedPackaged Unit
CA530Z99MERV 8HEPAPackaged Unit
CA842B22MERV 11PleatedHeat Pump
CA250B67MERV 8HEPAPackaged Unit
CA542Z77MERV 11HEPAPackaged Unit
CA682B46MERV 8FiberglassHeat Pump
CA593A86MERV 11FiberglassPackaged Unit
CA292B95MERV 11PleatedHeat Pump
CA390B88MERV 13PleatedHeat Pump
CA133A55MERV 8PleatedPackaged Unit
CA562A10MERV 13HEPAHeat Pump
CA426Z25MERV 11FiberglassPackaged Unit
CA168Z33MERV 11PleatedAir Handler
CA706B31MERV 11HEPAHeat Pump
CA177B11MERV 8FiberglassHeat Pump
CA721X63MERV 13PleatedFurnace
CA742Z41MERV 11HEPAPackaged Unit
CA687X36MERV 13HEPAPackaged Unit
CA713A14MERV 8FiberglassHeat Pump
CA551C83MERV 8PleatedFurnace
CA720X49MERV 11FiberglassAir Handler
CA808C66MERV 8HEPAHeat Pump
CA841Z53MERV 11FiberglassPackaged Unit
CA195Z56MERV 13HEPAAir Handler
CA596B54MERV 8HEPAHeat Pump
CA412Z43MERV 8FiberglassHeat Pump
CA670X30MERV 11HEPAHeat Pump
CA162C97MERV 8PleatedAir Handler
CA154A50MERV 8PleatedFurnace
CA966C96MERV 11FiberglassFurnace
CA494Z27MERV 8HEPAPackaged Unit
CA939C29MERV 8PleatedAir Handler
CA850A58MERV 11FiberglassPackaged Unit
CA771A62MERV 11FiberglassPackaged Unit
CA301Z69MERV 13FiberglassPackaged Unit
CA270B58MERV 8HEPAPackaged Unit
CA885Z25MERV 13HEPAPackaged Unit
CA946C31MERV 13HEPAHeat Pump
CA130X78MERV 13HEPAHeat Pump
CA385B26MERV 8FiberglassFurnace
CA539B63MERV 11FiberglassPackaged Unit
CA346B86MERV 13PleatedFurnace
CA999A85MERV 11PleatedFurnace
CA481Z58MERV 13PleatedPackaged Unit
CA626X53MERV 11PleatedFurnace
CA844X96MERV 11HEPAAir Handler
CA342B97MERV 8HEPAHeat Pump
CA906X92MERV 13FiberglassPackaged Unit
CA501B85MERV 13HEPAPackaged Unit
CA139A44MERV 11PleatedHeat Pump
CA729C34MERV 13PleatedFurnace
CA146C10MERV 8PleatedPackaged Unit
CA711C36MERV 13FiberglassHeat Pump
CA759X47MERV 8PleatedAir Handler
CA361B58MERV 8FiberglassAir Handler
CA698C88MERV 11FiberglassHeat Pump
CA515A42MERV 13HEPAHeat Pump
CA863X51MERV 13FiberglassHeat Pump
CA317X33MERV 13FiberglassAir Handler
CA336Z20MERV 13HEPAAir Handler
CA177B92MERV 13HEPAFurnace
CA349A86MERV 11HEPAAir Handler
CA272Z32MERV 8FiberglassHeat Pump
CA195X45MERV 13HEPAHeat Pump
CA531Z16MERV 8HEPAPackaged Unit
CA885B34MERV 13HEPAAir Handler
CA510Z36MERV 8HEPAPackaged Unit
CA116Z96MERV 8FiberglassAir Handler
CA986C89MERV 11HEPAPackaged Unit
CA376B70MERV 8FiberglassAir Handler
CA129C87MERV 8PleatedHeat Pump
CA300B98MERV 13HEPAPackaged Unit
CA259X22MERV 11HEPAAir Handler
CA135A90MERV 8FiberglassFurnace
CA721B19MERV 8PleatedFurnace
CA721X50MERV 11FiberglassFurnace
CA165C46MERV 8PleatedHeat Pump
CA330X29MERV 11FiberglassPackaged Unit
CA206Z38MERV 11HEPAAir Handler
CA896C68MERV 13FiberglassAir Handler
CA275B41MERV 8HEPAPackaged Unit
CA575B46MERV 11FiberglassHeat Pump
CA943C97MERV 13FiberglassHeat Pump
CA412Z24MERV 11FiberglassFurnace
CA803C23MERV 11FiberglassPackaged Unit
CA820A93MERV 11PleatedHeat Pump
CA371Z97MERV 8HEPAPackaged Unit
CA692C37MERV 8PleatedHeat Pump
CA257X14MERV 13HEPAFurnace
CA605Z81MERV 13FiberglassFurnace
CA945C86MERV 8PleatedPackaged Unit
CA663C98MERV 8PleatedPackaged Unit
CA651Z12MERV 8HEPAHeat Pump
CA721B44MERV 8FiberglassHeat Pump
CA392X29MERV 13FiberglassAir Handler
CA298B11MERV 13PleatedPackaged Unit
CA665C81MERV 11PleatedPackaged Unit
CA601A26MERV 8HEPAHeat Pump
CA894X32MERV 8HEPAHeat Pump
CA349A14MERV 11FiberglassFurnace
CA526X98MERV 13FiberglassAir Handler
CA823X32MERV 13PleatedFurnace
CA771X18MERV 11PleatedPackaged Unit
CA852B79MERV 11PleatedHeat Pump
CA968Z87MERV 8FiberglassFurnace
CA686B94MERV 11HEPAHeat Pump
CA774Z46MERV 8FiberglassFurnace
CA109X37MERV 11HEPAFurnace

How to Confirm Your Filter Size

The nominal size (20x20x4) is the labeled size. The actual measured dimension is 19.5 x 19.5 x 3.75. Always check the label on your existing filter or measure the slot before ordering replacements.

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