BROAN-NuTone MD10TU Damper 318973-401 preventing condensate backup in the

preventing condensate backup in the steam line

and BX belt types for maximum field flexibility

While specifically rated for R12 systems

matching its timing and electrical ratings perfectly

Simplified Integration: Direct-mount compatibility reduces installation time in control cabinets and electrical panels

BROAN-NuTone MD10TU Damper 318973-401 preventing condensate backup in theThe BROAN NuTone MD10TU is a heavy duty 10 inch universal automatic make up air damper engineered to resolve negative air pressure issues in modern, tight envelope residential construction. Designed for seamless integration with range hoods over 300 CFM, this HVAC pressure relief valve synchronizes with the exhaust system to provide fresh air intake, preventing backdrafting of combustion appliances. The unit features a normally closed motorized damper