4"-Inch R6 Insulated HVAC Flexible Air Duct - 25' Feet Length bearings This is a Genuine Original

This is a Genuine Original Equipment Manufacturer (OEM) Trane part# SEN1114

Application: Ceiling or wall installation

Swivel lock backdraft damper (1st of it's kind - Patent Pending)

Outer Flange: 3/4"-inch

4"-Inch R6 Insulated HVAC Flexible Air Duct - 25' Feet Length bearings This is a Genuine Original4" Inch R6 Insulated Flexible HVAC Air Duct 25 Ft The 4" inch R6 insulated flexible air duct (25' ft length) is engineered to deliver reliable airflow while reducing energy loss in HVAC systems. Its R6 insulation helps maintain consistent air temperatures, improving overall system efficiency. With a full 25' foot continuous run, installers benefit from fewer connections, reduced leakage points, and faster installation times. The flexible inner core