Dial Reguatro 75 Square hole
| Model | Consists of |
| 75S | 75 square shaft loc quadrant |
| 75SS | 75 round shaft loc quadrant |
Shaft loc Quadrant handle (available in both 1/2” square and round shafts) is unique in that it locks the shaft of the damper to it by a powerful friction holding device strong enough to cut into the damper shaft eliminating damper rattle. The shaft is easy locked with 1/2” open and wrench. Available for both square and round ducts. |
