The Master Flow 4 in. x 3 in. Round Reducer is made of galvanized steel. It features hemmed collar edges for enhanced strength and a secure fit. The reducer is used to transition from a 4 in. pipe to a 3 in. pipe in an HVAC system. It is suitable for most HVAC applications.
| Product Width (in.) | 4 |
| Product Height (in.) | 6.375 |
| Product Depth (in.) | 4 |
| HVAC Product Type | HVAC Part |
| General Material | Galvanized Steel |
| Duct Size (in.) | 4 |
| Brand/Model Compatibility | Universal |
| Manufacturer Warranty | Free from Manufacturer Defect at Time of Delivery. |
| Pack Size | 1 |
| Warranty | Free from Manufacturer Defect at Time of Delivery. |
| UNSPSC | 40141900 |