Round Zoning Dampers Are Designed To Meet A Variety Of Needs For Circulating Air In Heating, Cooling And Ventilating Systems.
Round Zoning Dampers are made of steel for long lasting durability. Built for installation flexibility, reliability and reduced callbacks. Enhanced design provides longer and quieter operation over life span of damper. Gasket ensures low leakage, reinforced blade construction, mechanical visual position indicators and use same universal motor as rectangular ZD damper. RRD Round Dampers easily inserted into rigid round ducts for retrofit zoning in forced air heating and cooling systems. Types are Retrofit Round Damper and Spring Return Round Damper. Retrofit Round Damper sizes are 5", 6", 7" and 8". Sprint Return Round Damper sizes are 5", 6", 7", 8", 9", 14", 16", 18" and 20". Mount types are Side and Direct Connection to Damper Shaft.