Knob-operated worm gear adjusts butterfly valve, to full open or close. Controls volume evenly, not air pattern minimum air restriction. Steel ring has brown enamel finish. Includes adjustable handle.
| Id | 93987 |
| SKU | 402664 |
| PartNo | 1800B8R |
| UPC | 00053713053498 |
| Country of Origin | Mexico |
| Diameter | 8 In. |
| Material | Steel |
| CID | 1 |
Chattanooga, TN