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Home/ Ruud/ 20x25x4

Ruud 20x25x4 Filter

286 Ruud cabinet models use this filter size

Filter Size (Nominal)20x25x4
Actual Dimensions19.5 x 24.5 x 3.75
MERV RatingMERV 13
Filter TypeHEPA
Compatible Models286 Ruud units

Buy Ruud 20x25x4 Replacement Filters

Verify size against your unit label before ordering.

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Compatible Ruud Cabinet Models (286)

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
RU605Z48MERV 13HEPAAir Handler
RU585A73MERV 11FiberglassHeat Pump
RU480C75MERV 13FiberglassAir Handler
RU832B41MERV 11PleatedPackaged Unit
RU671X43MERV 13FiberglassPackaged Unit
RU469A88MERV 11FiberglassPackaged Unit
RU871A10MERV 8HEPAFurnace
RU221C16MERV 11PleatedFurnace
RU566Z22MERV 8HEPAFurnace
RU874C95MERV 11HEPAHeat Pump
RU281B22MERV 11HEPAAir Handler
RU467X50MERV 8FiberglassPackaged Unit
RU122C28MERV 8PleatedFurnace
RU477C38MERV 8HEPAPackaged Unit
RU359C25MERV 8FiberglassHeat Pump
RU861Z52MERV 11HEPAPackaged Unit
RU114Z15MERV 11HEPAAir Handler
RU397X25MERV 8PleatedHeat Pump
RU241B65MERV 8HEPAHeat Pump
RU970B34MERV 8FiberglassFurnace
RU778C69MERV 13HEPAHeat Pump
RU110X93MERV 8PleatedHeat Pump
RU364Z51MERV 8HEPAHeat Pump
RU543A23MERV 13PleatedPackaged Unit
RU928X23MERV 11HEPAPackaged Unit
RU574Z15MERV 13FiberglassPackaged Unit
RU809A98MERV 8HEPAFurnace
RU996B89MERV 8FiberglassHeat Pump
RU975A82MERV 11HEPAHeat Pump
RU405C50MERV 13HEPAPackaged Unit
RU343X85MERV 11FiberglassHeat Pump
RU670X50MERV 8FiberglassPackaged Unit
RU562X21MERV 13FiberglassFurnace
RU744C64MERV 11HEPAHeat Pump
RU863Z67MERV 13HEPAHeat Pump
RU969X52MERV 13FiberglassFurnace
RU833C57MERV 11HEPAAir Handler
RU693X32MERV 13FiberglassFurnace
RU626B42MERV 11HEPAFurnace
RU420X81MERV 8PleatedFurnace
RU524Z11MERV 11PleatedFurnace
RU577Z38MERV 13PleatedFurnace
RU223X65MERV 11FiberglassFurnace
RU592X61MERV 11FiberglassAir Handler
RU980Z20MERV 13PleatedFurnace
RU616B45MERV 11FiberglassHeat Pump
RU441X99MERV 11FiberglassPackaged Unit
RU729B45MERV 11FiberglassFurnace
RU204A47MERV 13FiberglassPackaged Unit
RU330X43MERV 11FiberglassPackaged Unit
RU843Z34MERV 13HEPAFurnace
RU423A87MERV 13HEPAHeat Pump
RU347A67MERV 13PleatedHeat Pump
RU903Z95MERV 13FiberglassPackaged Unit
RU979X29MERV 11FiberglassHeat Pump
RU854C63MERV 11PleatedPackaged Unit
RU746A10MERV 8FiberglassHeat Pump
RU971A90MERV 11PleatedAir Handler
RU957C58MERV 8HEPAPackaged Unit
RU134X47MERV 11HEPAAir Handler
RU491X98MERV 13PleatedHeat Pump
RU386X56MERV 8FiberglassFurnace
RU929X52MERV 11FiberglassHeat Pump
RU779B80MERV 8HEPAAir Handler
RU705Z78MERV 11FiberglassHeat Pump
RU822X80MERV 8HEPAFurnace
RU992A24MERV 8FiberglassAir Handler
RU352A57MERV 13FiberglassFurnace
RU771Z52MERV 8HEPAAir Handler
RU940A36MERV 11HEPAPackaged Unit
RU147B45MERV 13FiberglassFurnace
RU295A94MERV 11PleatedAir Handler
RU606X54MERV 11HEPAHeat Pump
RU584Z52MERV 13HEPAHeat Pump
RU376X41MERV 11FiberglassAir Handler
RU561B58MERV 8PleatedFurnace
RU442Z79MERV 11PleatedFurnace
RU997A44MERV 13PleatedFurnace
RU230X15MERV 11FiberglassAir Handler
RU743Z49MERV 13HEPAHeat Pump
RU397Z46MERV 13PleatedAir Handler
RU243C74MERV 8HEPAPackaged Unit
RU842B90MERV 8PleatedPackaged Unit
RU772X96MERV 8PleatedFurnace
RU731A65MERV 11FiberglassFurnace
RU860X19MERV 13HEPAFurnace
RU160B87MERV 11FiberglassHeat Pump
RU731C66MERV 11HEPAFurnace
RU271B84MERV 13FiberglassAir Handler
RU442C80MERV 13PleatedAir Handler
RU788A28MERV 11PleatedHeat Pump
RU910X98MERV 8FiberglassFurnace
RU280A80MERV 8HEPAPackaged Unit
RU959B55MERV 13PleatedPackaged Unit
RU900A39MERV 11HEPAFurnace
RU158B63MERV 8PleatedFurnace
RU381X33MERV 13FiberglassPackaged Unit
RU737C96MERV 8HEPAHeat Pump
RU608B22MERV 13FiberglassPackaged Unit
RU539B22MERV 8PleatedFurnace
RU692C67MERV 13PleatedHeat Pump
RU784B41MERV 13HEPAFurnace
RU883A17MERV 11PleatedPackaged Unit
RU387C80MERV 8FiberglassPackaged Unit
RU810Z78MERV 11PleatedFurnace
RU524X79MERV 8PleatedAir Handler
RU240Z12MERV 11FiberglassHeat Pump
RU641Z48MERV 13FiberglassHeat Pump
RU113C25MERV 11PleatedPackaged Unit
RU366X59MERV 11PleatedHeat Pump
RU300C64MERV 13FiberglassFurnace
RU448B69MERV 8HEPAPackaged Unit
RU795B95MERV 11HEPAFurnace
RU324B70MERV 13PleatedPackaged Unit
RU926C29MERV 8PleatedPackaged Unit
RU187X43MERV 8PleatedPackaged Unit
RU285B92MERV 13PleatedFurnace
RU637Z19MERV 11FiberglassHeat Pump
RU996B52MERV 8FiberglassFurnace
RU879B34MERV 8PleatedHeat Pump
RU712B27MERV 13FiberglassHeat Pump
RU345A42MERV 8FiberglassHeat Pump
RU973B18MERV 11FiberglassFurnace
RU398B30MERV 11HEPAPackaged Unit
RU828X54MERV 11HEPAHeat Pump
RU133C64MERV 13HEPAAir Handler
RU147C93MERV 8FiberglassPackaged Unit
RU857C46MERV 8PleatedAir Handler
RU799B77MERV 11PleatedAir Handler
RU544X99MERV 11FiberglassFurnace
RU591A75MERV 13FiberglassPackaged Unit
RU190A51MERV 8HEPAPackaged Unit
RU324C51MERV 11FiberglassFurnace
RU286X69MERV 11HEPAHeat Pump
RU410A95MERV 13HEPAFurnace
RU940X79MERV 13FiberglassPackaged Unit
RU610A86MERV 8HEPAAir Handler
RU851X93MERV 11FiberglassPackaged Unit
RU849B69MERV 8FiberglassAir Handler
RU495B52MERV 11PleatedFurnace
RU625Z84MERV 11PleatedHeat Pump
RU870A66MERV 13PleatedFurnace
RU860C84MERV 11FiberglassPackaged Unit
RU133X82MERV 11FiberglassAir Handler
RU145Z96MERV 11HEPAHeat Pump
RU606B76MERV 8PleatedAir Handler
RU882B57MERV 13HEPAPackaged Unit
RU143Z86MERV 13PleatedAir Handler
RU453Z20MERV 13FiberglassHeat Pump
RU504A28MERV 8FiberglassHeat Pump
RU569B80MERV 11FiberglassAir Handler
RU765A47MERV 13FiberglassFurnace
RU776B95MERV 13PleatedPackaged Unit
RU989Z64MERV 8HEPAAir Handler
RU183Z66MERV 13FiberglassPackaged Unit
RU392B53MERV 8FiberglassPackaged Unit
RU787Z54MERV 13HEPAPackaged Unit
RU884Z68MERV 11FiberglassPackaged Unit
RU942B74MERV 8FiberglassPackaged Unit
RU355Z91MERV 8PleatedPackaged Unit
RU112Z99MERV 11HEPAAir Handler
RU364B19MERV 8PleatedPackaged Unit
RU381Z21MERV 11HEPAFurnace
RU621X44MERV 11HEPAAir Handler
RU161Z90MERV 8FiberglassFurnace
RU715X81MERV 13HEPAHeat Pump
RU568C36MERV 11HEPAAir Handler
RU338A80MERV 11FiberglassHeat Pump
RU803B90MERV 13FiberglassHeat Pump
RU916B14MERV 13HEPAAir Handler
RU866A55MERV 8FiberglassHeat Pump
RU304B10MERV 8HEPAHeat Pump
RU853B58MERV 8FiberglassPackaged Unit
RU414A70MERV 8PleatedHeat Pump
RU186X63MERV 8FiberglassPackaged Unit
RU187A68MERV 11FiberglassFurnace
RU392C50MERV 11FiberglassFurnace
RU535C63MERV 8FiberglassAir Handler
RU146Z31MERV 8PleatedHeat Pump
RU442X21MERV 11FiberglassAir Handler
RU793Z71MERV 8PleatedHeat Pump
RU555A21MERV 11PleatedAir Handler
RU662C69MERV 11FiberglassHeat Pump
RU946A26MERV 11HEPAAir Handler
RU989X13MERV 11HEPAHeat Pump
RU560A41MERV 11FiberglassHeat Pump
RU920Z83MERV 8HEPAPackaged Unit
RU639Z63MERV 13PleatedAir Handler
RU742B48MERV 11FiberglassPackaged Unit
RU684X92MERV 8FiberglassAir Handler
RU784C26MERV 11FiberglassAir Handler
RU742X21MERV 13HEPAPackaged Unit
RU892C84MERV 11HEPAFurnace
RU243A64MERV 11PleatedPackaged Unit
RU191B35MERV 8FiberglassPackaged Unit
RU584A50MERV 11FiberglassAir Handler
RU376Z15MERV 11FiberglassFurnace
RU675Z56MERV 13FiberglassFurnace
RU110A20MERV 11HEPAFurnace
RU354A25MERV 11FiberglassHeat Pump
RU489B79MERV 8FiberglassAir Handler
RU827A68MERV 8PleatedPackaged Unit
RU965Z23MERV 8HEPAHeat Pump
RU710A22MERV 8HEPAHeat Pump
RU734C63MERV 11HEPAFurnace
RU970C83MERV 11FiberglassPackaged Unit
RU428X78MERV 8FiberglassPackaged Unit
RU207Z98MERV 11FiberglassFurnace
RU412X27MERV 13FiberglassPackaged Unit
RU774B39MERV 8HEPAFurnace
RU479B37MERV 13HEPAPackaged Unit
RU443B65MERV 13HEPAPackaged Unit
RU271X80MERV 13HEPAPackaged Unit
RU539B38MERV 11HEPAAir Handler
RU344X66MERV 8FiberglassHeat Pump
RU932C30MERV 11FiberglassFurnace
RU209B18MERV 11HEPAHeat Pump
RU564C86MERV 8FiberglassPackaged Unit
RU643Z62MERV 13PleatedFurnace
RU406A73MERV 13HEPAPackaged Unit
RU565X87MERV 11HEPAFurnace
RU242B60MERV 11FiberglassFurnace
RU189C34MERV 11PleatedAir Handler
RU562Z91MERV 11PleatedHeat Pump
RU904X16MERV 8FiberglassAir Handler
RU277Z18MERV 11HEPAAir Handler
RU179A30MERV 8PleatedHeat Pump
RU235C21MERV 11HEPAPackaged Unit
RU737Z51MERV 11FiberglassHeat Pump
RU556X62MERV 11PleatedFurnace
RU897A40MERV 8HEPAPackaged Unit
RU317B18MERV 8FiberglassAir Handler
RU818B31MERV 11PleatedPackaged Unit
RU913Z51MERV 8FiberglassHeat Pump
RU851C29MERV 13PleatedHeat Pump
RU397B49MERV 8FiberglassAir Handler
RU970C98MERV 13HEPAPackaged Unit
RU681A92MERV 13HEPAAir Handler
RU687B26MERV 11HEPAFurnace
RU605X98MERV 13PleatedHeat Pump
RU334A94MERV 13HEPAAir Handler
RU145Z40MERV 8FiberglassAir Handler
RU524Z51MERV 13FiberglassHeat Pump
RU694Z33MERV 11FiberglassPackaged Unit
RU676B65MERV 13HEPAHeat Pump
RU655C25MERV 13FiberglassPackaged Unit
RU510Z92MERV 8PleatedHeat Pump
RU407Z41MERV 13HEPAPackaged Unit
RU115A88MERV 13FiberglassAir Handler
RU168X73MERV 11FiberglassFurnace
RU253B35MERV 11HEPAFurnace
RU776X21MERV 8FiberglassHeat Pump
RU725A87MERV 11PleatedPackaged Unit
RU242Z70MERV 8FiberglassAir Handler
RU894B43MERV 13HEPAPackaged Unit
RU626A49MERV 8PleatedFurnace
RU786B88MERV 8HEPAPackaged Unit
RU582B42MERV 8HEPAPackaged Unit
RU916B14MERV 13FiberglassPackaged Unit
RU552X11MERV 8PleatedHeat Pump
RU143C78MERV 13HEPAPackaged Unit
RU955C10MERV 11FiberglassPackaged Unit
RU566B16MERV 8PleatedHeat Pump
RU339B38MERV 11HEPAAir Handler
RU506Z80MERV 13PleatedHeat Pump
RU522C92MERV 13FiberglassFurnace
RU695A94MERV 8HEPAPackaged Unit
RU246A73MERV 11HEPAFurnace
RU293B86MERV 8PleatedFurnace
RU388Z92MERV 11FiberglassPackaged Unit
RU216X64MERV 8FiberglassFurnace
RU848B56MERV 13PleatedAir Handler
RU249X17MERV 11PleatedFurnace
RU951Z56MERV 8HEPAHeat Pump
RU553A59MERV 8PleatedAir Handler
RU584X42MERV 13FiberglassHeat Pump
RU110X95MERV 11HEPAFurnace
RU440X23MERV 8FiberglassFurnace
RU856Z20MERV 8FiberglassPackaged Unit
RU300C49MERV 13HEPAPackaged Unit
RU342X21MERV 11PleatedAir Handler
RU154A55MERV 8PleatedPackaged Unit
RU878A80MERV 11HEPAAir Handler
RU491A36MERV 13HEPAHeat Pump
RU214C75MERV 13FiberglassHeat Pump
RU605B73MERV 8FiberglassPackaged Unit

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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