Filter Housings

Shop insulated magnetic-door HVAC filter housings for 1-, 2-, and 4-inch filters. Galvanized-steel construction, rare-earth magnetic doors, and vertical or horizontal mounting options provide durable, convenient filter access for residential and light-commercial installations.

Buying guide: How to choose the correct HVAC filter housing

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Compare options in this category
Filter housing comparison
OptionFilter thicknessBest fitInstallation
1" housing1 inchStandard 1-inch filtersVertical or horizontal
1"/2" housing1 or 2 inchesFlexible replacement-filter selectionVertical or horizontal
4" housing4 inchesDeeper-media filtrationVertical or horizontal
4" flanged housing4 inchesListed Trane applicationsFlanged vertical or horizontal

Confirm dimensions, equipment compatibility and applicable installation requirements before ordering.