KELAIR PRODUCTS, INC. is proud to announce our new, patent pending Multi-Directional Inlet Vane (Radial Vane) Damper. This design boasts no external linkage, eliminating "pinch points" and complex, easily damaged external linkage. Our new, patent pending internal gear drive assembly, easily allows simultaneous 180 degree vane rotation. This allows user selectable and field changeable air pre-spin rotation direction.

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Standard designs suitable for 60" W.C. Max diff. pressure, 5000 FPM, and 150 F process air temperature.