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- Gray 3" interior 90 (or vertical inside 90) is for inside corners or vertical 90' bend away from the wall with 3" channel lengths. 1 piece clips on duct cover, no screws needed. Use box cutter to trim excess for customized fit
- ColorGrayDomestic / ImportImportMaterialPVCSize3 inSuitable For Use WithLineset Duct and FittingsTypeInternal 90 degManufacturerRectorSealManufacturer #3CGINT90GSeriesCover GuardTemperature Rating4 to 140 deg F
