Ducting, Dampers, Adapters & Caps
InVent 4” QFlow Duct Connector

Model: MQF4

InVent 4” QFlow Duct Connector

With our QFlow™ Duct Connector, InVent fans reduce air leakage by up to 65% compared to competitive models*, offering an extremely tight seal when closed and completely open airflow when open.

*Testing reflects total fan housing air tightness. See Broan.com/InVent for details.