Power-close, spring-open models ensure low leakage while circulating air in heating, cooling and ventilation systems.
– galvanized steel with single blade, which closed to a gasket for minimal leakage.
– for use with Honey Well systems.
– can be field- converted when used as an independent zone for fresh air intake.
– rated to operate up to 1″ wc.
– 24 Volt with transformer.
