Sandwich Style Insulated Round Duct

Description

' Sandwich Style Insulated Round Access Door, Rectangular, Door Width 9 In., Door Height 4-3/4 In., Duct Radius 5 In. to 6 In., Material Steel, Finish Galvanized, Rough Opening Width 7-7/8 In., Rough Opening Height 3-7/8 In., Temp. Range 200 Degrees F max., Hinges None, Standards SMACNA, Includes Insulated '