BROAN-NuTone RDM2 Radiation Damper 320735-701 How do I verify if

How do I verify if this switch is bad

this is an OEM programmed ECM

Does the valve require a specific mounting orientation

This OEM replacement blower wheel is essential for maintaining designed CFM output in Goodman

BROAN-NuTone RDM2 Radiation Damper 320735-701 How do I verify ifFor contractors prioritizing life safety and code compliance in multi family dwellings, the BROAN NuTone RDM2 Radiation Damper is an essential component for your ventilation system installations. This unit is specifically engineered to prevent the rapid spread of radiant heat through ceiling penetrations in fire rated floor ceiling and roof ceiling assemblies. When temperatures reach 165F, the integrated fusible link activates, deploying a high