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Home/ American Standard/ 20x20x1

American Standard 20x20x1 Filter

240 American Standard cabinet models use this filter size

Filter Size (Nominal)20x20x1
Actual Dimensions19.5 x 19.5 x 0.75
MERV RatingMERV 11
Filter TypePleated
Compatible Models240 American Standard units

Buy American Standard 20x20x1 Replacement Filters

Verify size against your unit label before ordering.

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Compatible American Standard Cabinet Models (240)

All models below use the 20x20x1 filter size. Find your model number on the label inside your filter cabinet door.

Cabinet Model #MERVFilter TypeUnit Type
AM688C90MERV 11PleatedPackaged Unit
AM730Z65MERV 13FiberglassFurnace
AM204A61MERV 13FiberglassFurnace
AM643A39MERV 11HEPAFurnace
AM931Z31MERV 13PleatedFurnace
AM530Z79MERV 11FiberglassFurnace
AM613Z61MERV 11FiberglassHeat Pump
AM252B39MERV 13PleatedAir Handler
AM799Z19MERV 8FiberglassAir Handler
AM923A47MERV 11PleatedHeat Pump
AM803A50MERV 13FiberglassPackaged Unit
AM660A56MERV 8PleatedHeat Pump
AM808X37MERV 13HEPAHeat Pump
AM776B25MERV 11HEPAPackaged Unit
AM229Z93MERV 8PleatedFurnace
AM723X89MERV 13FiberglassAir Handler
AM462A77MERV 13HEPAHeat Pump
AM546C24MERV 13PleatedAir Handler
AM687C29MERV 13FiberglassAir Handler
AM584X38MERV 8PleatedFurnace
AM516Z37MERV 8PleatedHeat Pump
AM246C16MERV 13HEPAFurnace
AM157Z84MERV 13HEPAHeat Pump
AM283X19MERV 11PleatedAir Handler
AM676C73MERV 11FiberglassFurnace
AM894X37MERV 8PleatedAir Handler
AM597Z31MERV 8PleatedHeat Pump
AM729A90MERV 8FiberglassHeat Pump
AM685Z14MERV 13HEPAHeat Pump
AM608X92MERV 11HEPAFurnace
AM576A45MERV 13PleatedHeat Pump
AM122B17MERV 13FiberglassFurnace
AM424Z81MERV 11PleatedFurnace
AM718A13MERV 13HEPAFurnace
AM768X46MERV 11HEPAAir Handler
AM886X35MERV 13HEPAAir Handler
AM685B23MERV 11HEPAFurnace
AM711B15MERV 13PleatedPackaged Unit
AM884A50MERV 8HEPAHeat Pump
AM302A54MERV 13HEPAHeat Pump
AM327B27MERV 13PleatedFurnace
AM736B81MERV 8PleatedAir Handler
AM404B67MERV 13HEPAFurnace
AM925B73MERV 13PleatedFurnace
AM471X47MERV 8HEPAHeat Pump
AM485B46MERV 13HEPAFurnace
AM119A79MERV 8HEPAHeat Pump
AM973B33MERV 11FiberglassAir Handler
AM366B19MERV 8HEPAPackaged Unit
AM881A61MERV 13HEPAFurnace
AM350Z17MERV 8FiberglassPackaged Unit
AM761C78MERV 13PleatedAir Handler
AM424B87MERV 8FiberglassAir Handler
AM974Z50MERV 13PleatedAir Handler
AM575Z68MERV 11PleatedAir Handler
AM875B61MERV 13PleatedFurnace
AM314B52MERV 11FiberglassPackaged Unit
AM603Z53MERV 11FiberglassHeat Pump
AM834B60MERV 8HEPAPackaged Unit
AM741X51MERV 11PleatedFurnace
AM513X93MERV 13PleatedAir Handler
AM730B96MERV 13FiberglassFurnace
AM142Z61MERV 8PleatedPackaged Unit
AM306B38MERV 8FiberglassAir Handler
AM423Z65MERV 11FiberglassFurnace
AM528X72MERV 11PleatedPackaged Unit
AM154B75MERV 13HEPAFurnace
AM500X86MERV 13FiberglassFurnace
AM458A19MERV 8PleatedPackaged Unit
AM826Z68MERV 11PleatedAir Handler
AM756Z67MERV 8PleatedFurnace
AM488A92MERV 11PleatedAir Handler
AM142Z98MERV 13HEPAAir Handler
AM869Z11MERV 11FiberglassPackaged Unit
AM911Z78MERV 11FiberglassAir Handler
AM146A30MERV 11HEPAHeat Pump
AM154B91MERV 11HEPAAir Handler
AM572X13MERV 13FiberglassFurnace
AM683A78MERV 8FiberglassHeat Pump
AM378C30MERV 13HEPAFurnace
AM958A91MERV 13PleatedAir Handler
AM453Z89MERV 13HEPAFurnace
AM607A78MERV 13FiberglassFurnace
AM860C77MERV 13HEPAHeat Pump
AM131X53MERV 13HEPAPackaged Unit
AM569Z89MERV 13PleatedAir Handler
AM292X37MERV 11HEPAPackaged Unit
AM864Z95MERV 11FiberglassAir Handler
AM259Z70MERV 11HEPAFurnace
AM615B72MERV 13FiberglassFurnace
AM845C25MERV 13PleatedHeat Pump
AM290Z80MERV 11PleatedAir Handler
AM259C65MERV 13PleatedAir Handler
AM797C20MERV 8HEPAFurnace
AM257B48MERV 11HEPAPackaged Unit
AM474B70MERV 8HEPAHeat Pump
AM706X58MERV 8PleatedHeat Pump
AM718B97MERV 13PleatedAir Handler
AM307X66MERV 11HEPAPackaged Unit
AM629X66MERV 13FiberglassPackaged Unit
AM138Z58MERV 8FiberglassPackaged Unit
AM936A86MERV 8PleatedAir Handler
AM948C23MERV 13PleatedHeat Pump
AM573X23MERV 13HEPAHeat Pump
AM511Z94MERV 8HEPAFurnace
AM306A78MERV 11HEPAFurnace
AM105C48MERV 13FiberglassPackaged Unit
AM327C62MERV 13HEPAFurnace
AM485B99MERV 13HEPAHeat Pump
AM121X63MERV 11FiberglassAir Handler
AM486Z85MERV 13HEPAHeat Pump
AM702C21MERV 8FiberglassFurnace
AM734A57MERV 11FiberglassAir Handler
AM692X98MERV 13HEPAFurnace
AM862A96MERV 11PleatedAir Handler
AM589A33MERV 11FiberglassHeat Pump
AM662X59MERV 8PleatedHeat Pump
AM626B67MERV 8PleatedFurnace
AM963X41MERV 13FiberglassFurnace
AM206A98MERV 11PleatedAir Handler
AM153A22MERV 8PleatedPackaged Unit
AM908C51MERV 8HEPAAir Handler
AM839Z28MERV 11FiberglassPackaged Unit
AM463B34MERV 11PleatedFurnace
AM115B53MERV 8HEPAHeat Pump
AM346A22MERV 11FiberglassPackaged Unit
AM241A96MERV 13PleatedAir Handler
AM274A61MERV 8FiberglassFurnace
AM512X70MERV 13FiberglassAir Handler
AM899B27MERV 8FiberglassAir Handler
AM554A18MERV 8FiberglassHeat Pump
AM828C69MERV 8PleatedFurnace
AM215B60MERV 13PleatedFurnace
AM424X19MERV 11PleatedPackaged Unit
AM293A41MERV 8HEPAPackaged Unit
AM755Z88MERV 13HEPAFurnace
AM504C79MERV 8FiberglassFurnace
AM342C89MERV 13PleatedAir Handler
AM419C97MERV 8PleatedHeat Pump
AM375B84MERV 13PleatedAir Handler
AM615X64MERV 13HEPAAir Handler
AM647A67MERV 11PleatedFurnace
AM983B16MERV 11PleatedFurnace
AM852A75MERV 11HEPAAir Handler
AM561B92MERV 11FiberglassHeat Pump
AM139C32MERV 13FiberglassHeat Pump
AM204C74MERV 13FiberglassPackaged Unit
AM518Z82MERV 8FiberglassPackaged Unit
AM921A78MERV 13HEPAFurnace
AM790A40MERV 11HEPAAir Handler
AM993B71MERV 11FiberglassHeat Pump
AM673X35MERV 8HEPAPackaged Unit
AM343B14MERV 11HEPAAir Handler
AM115Z56MERV 13FiberglassHeat Pump
AM983B11MERV 11FiberglassHeat Pump
AM335Z38MERV 11FiberglassAir Handler
AM843Z87MERV 11HEPAPackaged Unit
AM347Z55MERV 13PleatedFurnace
AM707C51MERV 13HEPAHeat Pump
AM104C18MERV 11HEPAHeat Pump
AM827B89MERV 8HEPAAir Handler
AM201A36MERV 8FiberglassPackaged Unit
AM181B95MERV 11HEPAHeat Pump
AM774A64MERV 8PleatedAir Handler
AM419C92MERV 13HEPAPackaged Unit
AM204C86MERV 11PleatedHeat Pump
AM460C64MERV 11FiberglassHeat Pump
AM477B96MERV 11PleatedAir Handler
AM233Z19MERV 11HEPAFurnace
AM862X46MERV 11PleatedHeat Pump
AM378C23MERV 11HEPAPackaged Unit
AM249A20MERV 11HEPAFurnace
AM788A33MERV 11PleatedAir Handler
AM690A93MERV 13PleatedAir Handler
AM637Z19MERV 8HEPAPackaged Unit
AM630B86MERV 13FiberglassFurnace
AM683C73MERV 13PleatedHeat Pump
AM500C61MERV 11FiberglassHeat Pump
AM212C83MERV 8HEPAHeat Pump
AM402C68MERV 8HEPAHeat Pump
AM781C89MERV 11FiberglassHeat Pump
AM153Z59MERV 8HEPAPackaged Unit
AM101Z22MERV 8PleatedAir Handler
AM441C56MERV 11FiberglassFurnace
AM470A40MERV 11FiberglassPackaged Unit
AM919B89MERV 8HEPAFurnace
AM729A57MERV 8PleatedFurnace
AM506Z25MERV 8HEPAFurnace
AM346B35MERV 11HEPAHeat Pump
AM663C84MERV 8FiberglassHeat Pump
AM290C84MERV 13FiberglassHeat Pump
AM988A48MERV 11PleatedAir Handler
AM531C30MERV 13FiberglassAir Handler
AM664B29MERV 8PleatedPackaged Unit
AM137A33MERV 8FiberglassHeat Pump
AM162B22MERV 13HEPAHeat Pump
AM897B13MERV 11HEPAAir Handler
AM588A44MERV 11FiberglassHeat Pump
AM633Z46MERV 11HEPAFurnace
AM822C93MERV 8HEPAFurnace
AM141C96MERV 8HEPAFurnace
AM653C71MERV 11FiberglassHeat Pump
AM386X79MERV 13FiberglassFurnace
AM453A67MERV 13FiberglassAir Handler
AM469C52MERV 11FiberglassHeat Pump
AM436Z60MERV 8PleatedFurnace
AM937Z81MERV 8HEPAPackaged Unit
AM750C95MERV 11PleatedAir Handler
AM338A65MERV 13PleatedHeat Pump
AM354Z21MERV 11PleatedFurnace
AM712X16MERV 13PleatedHeat Pump
AM826A71MERV 8PleatedFurnace
AM890X89MERV 8PleatedHeat Pump
AM895C15MERV 8HEPAFurnace
AM621C22MERV 8FiberglassFurnace
AM259B70MERV 8PleatedFurnace
AM338Z77MERV 11PleatedPackaged Unit
AM980A15MERV 8FiberglassFurnace
AM950B13MERV 13HEPAAir Handler
AM722X12MERV 8FiberglassFurnace
AM848B97MERV 8PleatedAir Handler
AM920B74MERV 11PleatedAir Handler
AM307B88MERV 8FiberglassFurnace
AM875B77MERV 11PleatedAir Handler
AM719A34MERV 13FiberglassPackaged Unit
AM149A13MERV 8HEPAAir Handler
AM819B82MERV 8HEPAHeat Pump
AM240B54MERV 11FiberglassPackaged Unit
AM959A90MERV 8PleatedPackaged Unit
AM265A93MERV 8FiberglassPackaged Unit
AM857Z82MERV 8HEPAPackaged Unit
AM338B69MERV 8PleatedHeat Pump
AM838C94MERV 13PleatedHeat Pump
AM158C10MERV 11PleatedHeat Pump
AM764X62MERV 8FiberglassAir Handler
AM815X10MERV 11HEPAFurnace
AM822X99MERV 11PleatedHeat Pump
AM690A89MERV 8FiberglassFurnace
AM204B16MERV 13FiberglassAir Handler
AM280C21MERV 8FiberglassPackaged Unit

How to Confirm Your Filter Size

The nominal size (20x20x1) is the labeled size. The actual measured dimension is 19.5 x 19.5 x 0.75. Always check the label on your existing filter or measure the slot before ordering replacements.

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