Query: room damper
Suncourt Adjustable Motorized Damper, Closed, 8"
Suncourt ZoneMaster Fully Adjustable Motorized Airflow Control Zone Damper, UL Listed 24VAC/20VA Plug-in Transformer Included, Compatible with Any 24 Volt Thermostat, Normally Open –10", Silver
Zone Damper 10" Round Professional-Grade (HVAC Zoning) - Preminum replacement for Honeywell, EWC, Durozone, more (10)
12-in HVAC Duct Manual Volume Damper with Sleeve - Galvanized Sheet Metal Round Volume Damper Airflow Ducting Branch, Adjustment Handle HVAC Air Balancing System - Easy to Install