Description
The Field Controls 46590504 is a motorized, 24VAC fresh air intake damper designed to improve indoor air quality and meet modern ventilation standards. Engineered for durability and low energy usage, this 4‑inch diameter damper works with the Healthy Home System Control or other ventilation control systems to automatically regulate fresh air flow when needed and stay sealed when not in use. It’s ideal for both retrofit and new HVAC installations.
Features:
- Fits 4″ duct or pipe size
- Voltage: 24
- HZ: 60
- Watts: 3











