BROAN-NuTone 509 Fan R-134A The Lennox 12Y80 operates on

The Lennox 12Y80 operates on a 24V control circuit and supports standard 50/60 Hz frequencies

WC but the switch terminals show 24V (meaning the circuit remains open)

For high-hazard cross-connections

contractors ensure seamless physical fitment and electrical compatibility

this unit is strictly designed for dry air and inert gases

BROAN-NuTone 509 Fan R-134A The Lennox 12Y80 operates onFor contractors demanding reliable, direct discharge ventilation, the BROAN NuTone 509 Fan delivers robust performance. Engineered for through the wall installation, this unit is ideal for managing humidity and odors in utility spaces. With an airflow rating of 180 CFM and a sound level of 6. 5 Sones, it efficiently moves air without excessive noise, making it suitable for laundry rooms, workshops, and even single car garages up to 195 sq. ft. The