Description

Model FDM-A is a multiblade motorized fire damper with 3V style Blades. It is designed for closure of the HVAC duct opening in emergency Fire situations. It is certified to withstand fire conditions for 2 hours as well as 4 hours, as per UL555 testing standards , tested by CBRI Roorkee Model FDM-A can be installed vertically, with blades running horizontally with airflow in either direction.