Tap-In Collars Small End (Starting Collars)Small End Tap-In Duct Collar, 9-1/4 in, 4-1/2 in HDescriptionECCO Manufacturing™ Small End Tap-In Duct Collar, 9-1/4 in Fitting, 4-1/2 in Height
ECCO Manufacturing, Small End Tap-In Duct Collar, 134190, 9-1/4in
