GAF Master Flow 4 in. D 30 Ga. Galvanized Steel Splice Collar
$47.39
$78.66
Master Flow Flexible Duct Connector Splice Collar serve as a coupling between two sections of insulated flexible duct. Both ends of the connector have a bead to provide adequate holding power. Each end is also crimped to ensure an easy fit every time.Install with sheet metal screws,Crimped on both sides for an easy fit,Always seal seams with code approved mastic or sealant (or duct tape)
