Iris Damper

Iris damper for round duct air flow control.

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Description

Iris damper made with galvanized steel and EPDM rings. Ideal device for air flow control and measuring. Perfect air flow control for round duct. it provides 100% free area when fully open. Standard opening sizes : 4”,6”,8”, 10”,12”,14”,16”,18”,20”, special sizes available upon request.